Ashburn, A., Stack, E., Pickering, R. M., & Ward, C. D. (2001). A community-dwelling sample of people with Parkinson's disease: Characteristics of fallers and non-fallers. Age & Ageing, 30(1), 47. https://doi.org/10.1093/ageing/30.1.47
Chicago Style (17th ed.) CitationAshburn, Ann, Emma Stack, Ruth M. Pickering, and Christopher D. Ward. "A Community-dwelling Sample of People with Parkinson's Disease: Characteristics of Fallers and Non-fallers." Age & Ageing 30, no. 1 (2001): 47. https://doi.org/10.1093/ageing/30.1.47.
MLA (9th ed.) CitationAshburn, Ann, et al. "A Community-dwelling Sample of People with Parkinson's Disease: Characteristics of Fallers and Non-fallers." Age & Ageing, vol. 30, no. 1, 2001, p. 47, https://doi.org/10.1093/ageing/30.1.47.