PT - JOURNAL ARTICLE AU - M Rickenbach TI - Oral contraception and health: what do GPs monitor? DP - 1998 Dec 01 TA - British Journal of General Practice PG - 1874--1874 VI - 48 IP - 437 4099 - http://bjgp.org/content/48/437/1874.short 4100 - http://bjgp.org/content/48/437/1874.full SO - Br J Gen Pract1998 Dec 01; 48