Ethnopharmacologic search for psychoactive drugsDaniel H. Efron, Bo Holmstedt, Nathan S. Kline · First published 1979Open the Tome
Psychotropic Drugs and Related CompoundsEarl Usdin, Daniel H. Efron · First published 1969Open the Tome
Psychopharmacology; a review of progress, 1957-1967Daniel H. Efron, American College of Neuropsychopharmacology, National Institute of Mental Health (U.S.). Psychopharmacology Research Branch · First published 1968Open the Tome
