PT - JOURNAL ARTICLE AU - Gifford, Ray W. TI - From PPI to PIL to PMI: Can the private sector do it better? DP - 1983 Mar 20 TA - Cleveland Clinic Journal of Medicine PG - 26--27 VI - 50 IP - 1 4099 - http://www.ccjm.org/content/50/1/26.short 4100 - http://www.ccjm.org/content/50/1/26.full SO - Cleve Clin J Med1983 Mar 20; 50