PT - JOURNAL ARTICLE AU - R. von Kries AU - U. Gobel TI - The use of vitamin K in the perinatal period DP - 1989 Mar 01 TA - Canadian Medical Association Journal PG - 496--497 VI - 140 IP - 5 4099 - http://www.cmaj.ca/content/140/5/496.short 4100 - http://www.cmaj.ca/content/140/5/496.full SO - CMAJ1989 Mar 01; 140