1. Clinical studies on morphine. II. The effect of morphine upon the circulation of man and upon the circulatory and respiratory responses to tilting;Drew;Anesthesiology,1946
2. The fall of blood pressure caused by intravenous morphine in the rat and the cat;Evans;Brit. J. Pharmacol.,1952
3. Effects of morphine, codeine, and Dilaudid on blood flow;Huggins;J. Pharmacol. & Exper. Therap.,1949
4. Hemodynamic effects of intravenous morphine and Pentothal sodium;Papper;J. Pharmacol. & Exper. Therap.,1942
5. The action of morphine on the mammalian circulation;Schmidt;J. Pharmacol. & Exper. Therap.,1933