A. Penna-Herreros

Chromatographic separation of morphine, normorphine and nalorphine

A. Penna-Herreros, 1964 .

Binding of morphine in tolerant rats.

L. Tampier, E. Sánchez, A. Penna-Herreros, 1968, The British journal of addiction to alcohol and other drugs.

Influence of nalorphine in the conjugation of morphine in rats.

L. Tampier, A. Penna-Herreros, I. Lemus, 1968, The British journal of addiction to alcohol and other drugs.