Essiben, F., Um, E. M. N., Ojong, S., Gimnwi, F., Olen, K. and Nana, P. N. (2018) “GAD-7 and PHQ-9 measurement of perinatal anxiety and depression in women with hypertensive disorders of pregnancy in Yaounde, Cameroon”, International Journal of Reproduction, Contraception, Obstetrics and Gynecology, 7(6), pp. 2069–2075. doi: 10.18203/2320-1770.ijrcog20182312.