Poskanzer, D. C., Prenney, L. B., Sheridan, J. L., & Kondy, J. Y. (1980). Multiple sclerosis in the Orkney and Shetland Islands. I: Epidemiology, clinical factors, and methodology.
Dyfyniad Arddull ChicagoPoskanzer, D C., L B. Prenney, J L. Sheridan, and J Y. Kondy. Multiple Sclerosis in the Orkney and Shetland Islands. I: Epidemiology, Clinical Factors, and Methodology. 1980.
Dyfyniad MLAPoskanzer, D C., L B. Prenney, J L. Sheridan, and J Y. Kondy. Multiple Sclerosis in the Orkney and Shetland Islands. I: Epidemiology, Clinical Factors, and Methodology. 1980.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.