PT - JOURNAL ARTICLE AU - C E Frost AU - A W Ward TI - An analysis of hospitalization insurance schemes. AID - 10.1136/jech.27.4.197 DP - 1973 Nov 01 TA - British Journal of Preventive & Social Medicine PG - 197--207 VI - 27 IP - 4 4099 - http://jech.bmj.com/content/27/4/197.short 4100 - http://jech.bmj.com/content/27/4/197.full SO - Br J Prev Soc Med1973 Nov 01; 27