PT - JOURNAL ARTICLE AU - A. Peterkin TI - The Beginning of the P.M.O. AID - 10.1136/jramc-19-03-14 DP - 1912 Sep 01 TA - Journal of the Royal Army Medical Corps PG - 370--372 VI - 19 IP - 3 4099 - http://militaryhealth.bmj.com/content/19/3/370.short 4100 - http://militaryhealth.bmj.com/content/19/3/370.full SO - J R Army Med Corps1912 Sep 01; 19