Guidelines for social science research in sexual and reproductive health
M Collumbien;
J Busza;
J Cleland;
O Campbell;
(2012)
Guidelines for social science research in sexual and reproductive health.
WHO, Human Reproduction Programme, Geneva, p. 99.
ISBN 978 92 4 150311 2
https://material-uat.leaf.cosector.com/id/eprint/1909