Table 2.

Search outcomes for literature about national Community-Based Health Worker programmes

Data Source	Countries
	Brazil	Ethiopia	India	Pakistan	Total
The Cochrane Collaboration					48
Web of science	5	43	21	31	100
PubMed	245	38	13	58	354
Medline	8	40	35	44	127
Biomed Central	194	56	45	39	334
CINAHL	32	9	2	18	61
Science direct	15	1115	33	350	1513
References and WHO websites	426	243	37	167	873
Sub Totals	925	1544	186	707