TY - JOUR T1 - The influence of drugs upon the anticoagulant activity of heparin JF - Canadian Medical Association Journal JO - CMAJ SP - 562 LP - 564 VL - 106 IS - 5 AU - E. D. Hodby AU - J. Hirsh AU - C. Adeniyi-Jones Y1 - 1972/03/04 UR - http://www.cmaj.ca/content/106/5/562.abstract ER -