Tacrine (tetrahydroaminoacridine; THA) and Lecithin in Senile Dememtia of the Alzheimer Type:A Multicentre Trial
BMJ 300:495-499, Chatellier,G.,et al, 1990
Efficacy of Tacrine and Lecthin in Mild to Moderate Alzheimer's Disease:Double Blind Trial
BMJ 308:879-883, Maltby,N.,et al, 1994