Wilcock, G. (1994). Tacrine and lecithin in Alzheimer's disease. Negative conclusions not justified.
Chicago-referens (17:e uppl.)Wilcock, G. Tacrine and Lecithin in Alzheimer's Disease. Negative Conclusions Not Justified. 1994.
MLA-referens (9:e uppl.)Wilcock, G. Tacrine and Lecithin in Alzheimer's Disease. Negative Conclusions Not Justified. 1994.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.