PT - JOURNAL ARTICLE AU - HENRY G. BARBOUR TI - TWO TYPES OF PERIODIC RESPIRATION DUE TO MORPHIN DP - 1914 Mar 01 TA - Journal of Pharmacology and Experimental Therapeutics PG - 393--424 VI - 5 IP - 4 4099 - http://jpet.aspetjournals.org/content/5/4/393.short 4100 - http://jpet.aspetjournals.org/content/5/4/393.full SO - J Pharmacol Exp Ther1914 Mar 01; 5