- Murdoch BE, Whelan BM. Speech and language disorders associated with subcortical pathology. Hoboken (NJ): Wiley-Blackwell; 2009.
- Crosson B, Novack TA, Trenerry MR. Subcortical language mechanisms: window on a new frontier. In: Phonological processes and brain mechanisms. New York: Springer; 1988. p. 24-58.
- Crosson B. Subcortical functions in language: a working model. Brain Lang. 1985;25(2):257-292. doi:10.1016/0093-934X(85)90085-9.
- Braak H, Ghebremedhin E, Rüb U, Bratzke H, Del Tredici K. Stages in the development of Parkinson's disease-related pathology. Cell Tissue Res. 2004;318(1):121-134. doi:10.1007/s00441-004-0956-9.
- Dominey PF, Inui T. Cortico-striatal function in sentence comprehension: insights from neurophysiology and modeling. Cortex. 2009;45(8):1012-1018. doi:10.1016/j.cortex.2009.03.007.
- Fahn S. Description of Parkinson's disease as a clinical syndrome. Ann N Y Acad Sci. 2003;991(1):1-14. doi:10.1111/j.1749-6632.2003.tb07458.x.
- Jankovic J. Parkinson's disease: clinical features and diagnosis. J Neurol Neurosurg Psychiatry. 2008;79(4):368-376. doi:10.1136/jnnp.2007.131045.
- Rahimifar P, Soltani M, Moradi N, Rafie S, Hesam S, Yazdi M. Evaluation of Acoustic Voice Quality Index in Persian-speaking Parkinson's patients compared to healthy controls and its association with disease severity based on UPDRS-III and dysarthria severity. J Voice. 2024.
- Rao AP, Reddy MB, Narayanan S. Micro and macrostructure discourse analysis in persons with idiopathic Parkinson's disease. Speech Lang Hear. 2017;20(4):196-205. doi:10.1080/2050571X.2017.1303026.
- Rahimifar P, Soltani M, Rafie S, Hesam S, Yazdi M, Moradi N. Comparison of voice quality in Persian Parkinson patients with healthy counterparts using cepstral peak prominence and cepstral peak prominence-smooth and their relationship with disease severity (UPDRS-III) and disease duration. J Voice. 2025.
- Altmann LJP, Troche MS. High-level language production in Parkinson's disease: a review. Parkinsons Dis. 2011;2011:238956. doi:10.4061/2011/238956.
- Liu L, Luo XG, Dy CL, Ren Y, Feng Y, Yu HM, et al. Characteristics of language impairment in Parkinson's disease and its influencing factors. Transl Neurodegener. 2015;4(1):2. doi:10.1186/2047-9158-4-2.
- Berg E, Björnram C, Hartelius L, Laakso K, Johnels B. High-level language difficulties in Parkinson's disease. Clin Linguist Phon. 2003;17(1):63-80. doi:10.1080/0269920021000055540.
- Laakso K, Brunnegård K, Hartelius L, Ahlsén E. Assessing high-level language in individuals with multiple sclerosis: a pilot study. Clin Linguist Phon. 2000;14(5):329-349. doi:10.1080/02699200050051065.
- Lewis FM, Lapointe LL, Murdoch BE, Chenery HJ. Language impairment in Parkinson's disease. Aphasiology. 1998;12(3):193-206. doi:10.1080/02687039808249446.
- McNamara P, Durso R. Pragmatic communication skills in patients with Parkinson's disease. Brain Lang. 2003;84(3):414-423. doi:10.1016/S0093-934X(02)00558-8.
- Troche MS, Altmann LJP. Sentence production in Parkinson disease: effects of conceptual and task complexity. Appl Psycholinguist. 2012;33(2):225-251. doi:10.1017/S0142716411000336.
- Rahimifar P, Soltani M, Moradi N, Madjdinasab N, Latifi SM. A comparative study of repetition of long sentences skill in Persian-speaking multiple sclerosis patients and healthy subjects. Koomesh. 2017;19(1):122-128.
- Rahimifar P, Isazadeh R, Soltani M, Ghobad R, Boazar A, Abaeian G, et al. Examination of high-level language skills in 2 phases of multiple sclerosis (relapsing-remitting & secondary progressive) in comparison with healthy counterparts. Med J Islam Repub Iran. 2025;39:22. doi:10.47176/mjiri.39.22.
- Chambers JK, Schilling N, editors. The handbook of language variation and change. 2nd ed. Hoboken (NJ): Wiley-Blackwell; 2018.
- Zanini S, Tavano A, Fabbro F. Spontaneous language production in bilingual Parkinson's disease patients: evidence of greater phonological, morphological and syntactic impairments in native language. Brain Lang. 2010;113(2):84-89. doi:10.1016/j.bandl.2010.01.005.
- Momenian M, Nilipour R, Samar RG, Cappa SF, Golestani N. Morpho-syntactic complexity modulates brain activation in Persian-English bilinguals: an fMRI study. Brain Lang. 2018;185:9-18. doi:10.1016/j.bandl.2018.08.006.
- Seyedian M, Falah M, Nourouzian M, Nejat S, Delavar A, Ghasemzadeh HA. Validity of the Farsi version of Mini-Mental State Examination. J Med Counc I R I. 2008;25:408-414.
- Nilipour R, Pour Shahbaz A, Ghoreishi ZS, Yousefi A. Reliability and validity of Persian Aphasia Battery Test. Iran J Ageing. 2016;10(4):182-190.
- Hoehn MM, Yahr MD. Parkinsonism: onset, progression, and mortality. Neurology. 1967;17(5):427-442. doi:10.1212/WNL.17.5.427.
- Rahimifar P, Soltani M, Latifi SM, Madjdinasab N, Moradi N. Reliability, validity, and normative investigation of Persian version of a High-Level Language Test (BESS). Appl Neuropsychol Adult. 2020;27(6):540-548. doi:10.1080/23279095.2019.1575221.
- Theodorou E, Kambanaros M, Grohmann KK. Sentence repetition as a tool for screening morphosyntactic abilities of bilectal children with SLI. Front Psychol. 2017;8:2104. doi:10.3389/fpsyg.2017.02104.
- Klem M, Melby-Lervåg M, Hagtvet B, Lyster SAH, Gustafsson JE, Hulme C. Sentence repetition is a measure of children's language skills rather than working memory limitations. Dev Sci. 2015;18(1):146-154. doi:10.1111/desc.12202.
- Bayles KA, Tomoeda CK, Wood JA, Cruz RF, Azuma T, Montgomery EB. The effect of Parkinson's disease on language. J Med Speech Lang Pathol. 1997;5(3):157-166.
- Lethlean JB, Murdoch BE. Performance of subjects with multiple sclerosis on tests of high-level language. Aphasiology. 1997;11(1):39-57. doi:10.1080/02687039708248454.
- Monetta L, Pell MD. Effects of verbal working memory deficits on metaphor comprehension in patients with Parkinson's disease. Brain Lang. 2007;101(1):80-89. doi:10.1016/j.bandl.2006.06.007.
- Murray LL, Stout JC. Discourse comprehension in Huntington's and Parkinson's diseases. Am J Speech Lang Pathol. 1999;8(2):137-148. doi:10.1044/1058-0360.0802.137.
- Montemurro S, Mondini S, Signorini M, Marchetto A, Bambini V, Arcara G. Pragmatic language disorder in Parkinson's disease and the potential effect of cognitive reserve. Front Psychol. 2019;10:1220. doi:10.3389/fpsyg.2019.01220.
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