L. Pentikäinen

The effect of spironolactone on plasma levels and excretion of testosterone and oestrogens in the urine in males. (A preliminary report).

P. Pentikäinen, D. Azarnoff, D. Huffman, 1974, The Journal of international medical research.

5-Hydroxytryptamine in the blood platelets of cirrhotic and hypertensive patients

P. Pentikäinen, L. Ahtee, M. Paasonen, 1974, Experientia.

Plasma Levels and Excretion of Estrogens in Urine in Chronic Liver Disease

P. Pentikäinen, D. Azarnoff, C. Dujovne, 1975 .