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Featured Research

What can we learn by studying genetics and Parkinson's? PDF-funded researchers Drs. Mata and Zabetian share their progress six years after launching the first large-scale survey of PD genetics in Latin America.

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Quality of Life

PDF's targeted PubMed search provides you with access to journal articles from the last 90 days that may be pertinent to Parkinson's disease research. 

Not what you're looking for? Do you need informational publications about Parkinson's targeted for people living with Parkinson's, caregivers and family members?  Please browse PDF's educational materials and programs - which are all available electronically or in print.  Order for yourself, a loved one or in bulk for your patients or support group.

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Incidence of Developmental Speech Dysfluencies in Individuals with Parkinson's Disease.
Lena Hartelius
Folia Phoniatr Logop 2014 Nov; 66(3):132-137
PMID: 25413693 [PubMed - as supplied by publisher]


Movement disorders in catatonia.
Subhashie Wijemanne, Joseph Jankovic
J Neurol Neurosurg Psychiatry 2014 Nov;
PMID: 25411548 [PubMed - as supplied by publisher]


Validation of the persian translation of the swallowing disturbance questionnaire in Parkinson's disease patients.
Ali Rajaei, S Abolfazl Azargoon, Mohammad Hussein Nilforoush, Ebrahim Barzegar Bafrooei, Fereshteh Ashtari, Ahmad Chitsaz
Parkinsons Dis 2014 ; 2014:159476
PMID: 25405058 [PubMed - as supplied by publisher]


Changes in vowel articulation with subthalamic nucleus deep brain stimulation in dysarthric speakers with Parkinson's disease.
Vincent Martel Sauvageau, Joël Macoir, Mélanie Langlois, Michel Prud'Homme, Léo Cantin, Johanna-Pascale Roy
Parkinsons Dis 2014 ; 2014:487035
PMID: 25400977 [PubMed - as supplied by publisher]


Quantification of rhythm problems in disordered speech: a re-evaluation.
Anja Lowit
Philos Trans R Soc Lond B Biol Sci 2014 Dec; 369(1658)
PMID: 25385782 [PubMed - as supplied by publisher]


Fully Automated Assessment of the Severity of Parkinson's Disease from Speech.
Alireza Bayestehtashk, Meysam Asgari, Izhak Shafran, James McNames
Comput Speech Lang 2015 Jan; 29(1):172-185
PMID: 25382935 [PubMed - as supplied by publisher]


Trial of Zolpidem, Eszopiclone, and Other GABA Agonists in a Patient with Progressive Supranuclear Palsy.
Andrew Young Chang, Erica Weirich
Case Rep Med 2014 ; 2014:107064
PMID: 25371679 [PubMed - as supplied by publisher]


Retention of Implicit Sequence Learning in Persons Who Stutter and Persons With Parkinson's Disease.
Sarah Smits-Bandstra, Vincent Gracco
J Mot Behav 2014 Nov; :1-18
PMID: 25368907 [PubMed - as supplied by publisher]


Reflections: neurology and the humanities: acceptance speech for my father.
Adam Possner
Neurology 2014 Sep; 83(11):1032
PMID: 25340200 [PubMed - as supplied by publisher]


Perceived articulatory precision in patients with Parkinson's disease after deep brain stimulation of subthalamic nucleus and caudal zona incerta.
Elisabeth Eklund, Johanna Qvist, Lena Sandström, Fanny Viklund, Jan Van Doorn, Fredrik Karlsson
Clin Linguist Phon 2014 Oct; :1-17
PMID: 25333411 [PubMed - as supplied by publisher]


Neural substrates of cognitive subtypes in Parkinson's disease: a 3-year longitudinal study.
Yumiko Shoji, Yoshiyuki Nishio, Toru Baba, Makoto Uchiyama, Kayoko Yokoi, Toshiyuki Ishioka, Yoshiyuki Hosokai, Kazumi Hirayama, Hiroshi Fukuda, Masashi Aoki, Takafumi Hasegawa, Atsushi Takeda, Etsuro Mori
PLoS One 2014 ; 9(10):e110547
PMID: 25330390 [PubMed - as supplied by publisher]


Visual signs and symptoms of multiple system atrophy.
Richard A Armstrong
Clin Exp Optom 2014 Nov; 97(6):483-91
PMID: 25256122 [PubMed - as supplied by publisher]


Deep brain stimulation for the treatment of childhood dystonic cerebral palsy.
Joseph R Keen, Allison Przekop, Joffre E Olaya, Alexander Zouros, Frank P K Hsu
J Neurosurg Pediatr 2014 Oct; :1-9
PMID: 25325412 [PubMed - as supplied by publisher]


Visuomotor control of neck surface electromyography in Parkinson's disease.
Jessica R Malloy, Juliana C Valentin, Gabrielle L Hands, Christina A Stevens, Susan E Langmore, J Pieter Noordzij, Cara E Stepp
NeuroRehabilitation 2014 Oct;
PMID: 25318778 [PubMed - as supplied by publisher]


Orofaryngeale slikstoornissen bij de ziekte van Parkinson.
J G Kalf
Tijdschr Gerontol Geriatr 2014 Oct; 45(5):282-9
PMID: 25246068 [PubMed - as supplied by publisher]


The case for case reports.
Shamik Bhattacharrya, Julie Miller, Allan H Ropper
Ann Neurol 2014 Oct; 76(4):484-6
PMID: 25178674 [PubMed - as supplied by publisher]


Acoustic and perceptual correlates of faster-than-habitual speech produced by speakers with Parkinson's disease and multiple sclerosis.
Christina Kuo, Kris Tjaden, Joan E Sussman
J Commun Disord 2014 Oct;
PMID: 25287378 [PubMed - as supplied by publisher]


Sensory contribution to vocal emotion deficit in Parkinson's disease after subthalamic stimulation.
Julie Péron, Sezen Cekic, Claire Haegelen, Paul Sauleau, Sona Patel, Dominique Drapier, Marc Vérin, Didier Grandjean
Cortex 2014 Sep; 63C:172-183
PMID: 25282055 [PubMed - as supplied by publisher]


Distinct phenotypes of speech and voice disorders in Parkinson's disease after subthalamic nucleus deep brain stimulation.
Takashi Tsuboi, Hirohisa Watanabe, Yasuhiro Tanaka, Reiko Ohdake, Noritaka Yoneyama, Kazuhiro Hara, Ryoichi Nakamura, Hazuki Watanabe, Jo Senda, Naoki Atsuta, Mizuki Ito, Masaaki Hirayama, Masahiko Yamamoto, Yasushi Fujimoto, Yasukazu Kajita, Toshihiko Wakabayashi, Gen Sobue
J Neurol Neurosurg Psychiatry 2014 Oct;
PMID: 25280914 [PubMed - as supplied by publisher]


Decision support framework for Parkinson's disease based on novel handwriting markers.
Peter Drotar, Jiri Mekyska, Irena Rektorova, Lucia Masarova, Zdenek Smekal, Marcos Zanuy
IEEE Trans Neural Syst Rehabil Eng 2014 Sep;
PMID: 25265632 [PubMed - as supplied by publisher]


Electrophysiological registration of phonological perception in the subthalamic nucleus of patients with Parkinson's Disease.
M De Letter, A Aerts, J Van Borsel, S Vanhoutte, L De Taeye, R Raedt, P van Mierlo, P Boon, D Van Roost, P Santens
Brain Lang 2014 Sep; 138C:19-26
PMID: 25265552 [PubMed - as supplied by publisher]


Laterality and deep brain stimulation of the subthalamic nucleus: applying a dichotic listening task to patients treated for Parkinson's disease.
Rickard L Sjöberg, Björn Häggström, Johanna Philipsson, Jan Linder, Marwan Hariz, Patric Blomstedt
Neurocase 2014 Sep; :1-6
PMID: 25254607 [PubMed - as supplied by publisher]


Comparison of voluntary and reflex cough effectiveness in Parkinson's disease.
Karen Wheeler Hegland, Michelle S Troche, Alexandra E Brandimore, Paul W Davenport, Michael S Okun
Parkinsonism Relat Disord 2014 Sep;
PMID: 25246315 [PubMed - as supplied by publisher]


Interdisciplinary teamwork for the treatment of people with Parkinson's disease and their families.
Nir Giladi, Yael Manor, Ariela Hilel, Tanya Gurevich
Curr Neurol Neurosci Rep 2014 Nov; 14(11):493
PMID: 25245121 [PubMed - as supplied by publisher]


Treatment of frontotemporal dementia.
Richard M Tsai, Adam L Boxer
Curr Treat Options Neurol 2014 Nov; 16(11):319
PMID: 25238733 [PubMed - as supplied by publisher]


A familial form of parkinsonism, dementia, and motor neuron disease: A longitudinal study.
Shinsuke Fujioka, Bradley F Boeve, Joseph E Parisi, Pawel Tacik, Naoya Aoki, Audrey J Strongosky, Matt Baker, Monica Sanchez-Contreras, Owen A Ross, Rosa Rademakers, Vesna Sossi, Dennis W Dickson, A Jon Stoessl, Zbigniew K Wszolek
Parkinsonism Relat Disord 2014 Aug;
PMID: 25175602 [PubMed - as supplied by publisher]


Loudness perception and speech intensity control in Parkinson's disease.
Jenna P Clark, Scott G Adams, Allyson D Dykstra, Shane Moodie, Mandar Jog
J Commun Disord 2014 Aug;
PMID: 25194745 [PubMed - as supplied by publisher]