TurnerC. E.ElsohlyM. A.ChengF. P.: Marijuana and Paraquat, J. Am. Med. Assoc.240: 1857 (Oct.) 1978.
2.
TashkinD. P.ShapiroB. J.LeeY.E.: Subacute Effects of Heavy Marihuana Smoking on Pulmonary Function in Healthy Men, N. Engl. J. Med.294: 125–127 (Jan.) 1976.
