RT Journal Article SR Electronic T1 Do we need them? Working with traditional birth attendants in the Andes JF Journal of Epidemiology and Community Health JO J Epidemiol Community Health FD BMJ Publishing Group Ltd SP 562 OP 562 DO 10.1136/jech.56.8.562 VO 56 IS 8 A1 J J Miranda A1 E Zegarra A1 E Bedriñana A1 T Fernández YR 2002 UL http://jech.bmj.com/content/56/8/562.1.abstract AB