Sadovnick, A., Yee, I., & Ebers, G. (2005). Multiple sclerosis and birth order: A longitudinal cohort study.
Lua i Stíl Chicago (17ú heag.)Sadovnick, A., I. Yee, agus G. Ebers. Multiple Sclerosis and Birth Order: A Longitudinal Cohort Study. 2005.
Lua MLA (9ú heag.)Sadovnick, A., et al. Multiple Sclerosis and Birth Order: A Longitudinal Cohort Study. 2005.
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