PT - JOURNAL ARTICLE AU - H. Keidan TI - Alteration of cephalin-cholesterol flocculation in patients taking oral contraceptive agents DP - 1966 May 07 TA - Canadian Medical Association Journal PG - 1014--1014 VI - 94 IP - 19 4099 - http://www.cmaj.ca/content/94/19/1014.2.short 4100 - http://www.cmaj.ca/content/94/19/1014.2.full SO - CMAJ1966 May 07; 94