Learmonth, Y. C., Motl, R. W., Sandroff, B. M., Pula, J. H., & Cadavid, D. (2013). Validation of patient determined disease steps (PDDS) scale scores in persons with multiple sclerosis. BMC neurology, 13(1), 37. https://doi.org/10.1186/1471-2377-13-37
Citace podle Chicago (17th ed.)Learmonth, Yvonne C., Robert W. Motl, Brian M. Sandroff, John H. Pula, a Diego Cadavid. "Validation of Patient Determined Disease Steps (PDDS) Scale Scores in Persons with Multiple Sclerosis." BMC Neurology 13, no. 1 (2013): 37. https://doi.org/10.1186/1471-2377-13-37.
Citace podle MLA (9th ed.)Learmonth, Yvonne C., et al. "Validation of Patient Determined Disease Steps (PDDS) Scale Scores in Persons with Multiple Sclerosis." BMC Neurology, vol. 13, no. 1, 2013, p. 37, https://doi.org/10.1186/1471-2377-13-37.