edited by Peter G. Smith and Richard H. Morrow
Field Trials of Health Interventioms in Developing Countries : A Toolbox - 2nd edition revised and updated - London . : Macmillan Education Ltd . ; 1991. - xxii, 662 p . : 21 cm.
includes references and index
9780333640586
Developing countries - health interventions
620.8
Field Trials of Health Interventioms in Developing Countries : A Toolbox - 2nd edition revised and updated - London . : Macmillan Education Ltd . ; 1991. - xxii, 662 p . : 21 cm.
includes references and index
9780333640586
Developing countries - health interventions
620.8