00350nam a2200109 a 450000500170000008200150001710000060003211000270003824501160006526000440018130000150022520251203092055.0  a613,HALb_  d_  aHall,T.L. and Mejia, A  aHealth manpower requirements for the achievement of health for all by the Year 2000 through primary health care  aGenevabWorld Health Organisationc1985  a92p.c26cm