PT - JOURNAL ARTICLE AU - NATHAN B. EDDY AU - ARDREY W. DOWNS TI - TOLERANCE AND CROSS-TOLERANCE IN THE HUMAN SUBJECT TO THE DIURETIC EFFECT OF CAFFEINE, THEOBROMINE AND THEOPHYLLINE DP - 1928 Jun 01 TA - Journal of Pharmacology and Experimental Therapeutics PG - 167--174 VI - 33 IP - 2 4099 - http://jpet.aspetjournals.org/content/33/2/167.short 4100 - http://jpet.aspetjournals.org/content/33/2/167.full SO - J Pharmacol Exp Ther1928 Jun 01; 33