Authors: Piaggio, G Carroli, G Villar, J Pinol, A Bakketeig, L Lumbiganon, P Bergsjo, P Al-Mazrou, Y Ba'aqeel, H Belizan, JM Farnot, U Berendes, H

Citation: G. Piaggio et al., Methodological considerations on the design and analysis of an equivalencestratified cluster randomization trial, STAT MED, 20(3), 2001, pp. 401-416

Authors: Villar, J Ba'aqeel, H Piaggio, G Lumbiganon, P Belizan, JM Farnot, U Al-Mazrou, Y Carroli, G Pinol, A Donner, A Langer, A Nigenda, G Mugford, M Fox-Rushby, J Hutton, G Bergsjo, P Bakketeig, L Berendes, H

Citation: J. Villar et al., WHO antenatal care randomised trial for the evaluation of a new model of routine antenatal care, LANCET, 357(9268), 2001, pp. 1551-1564

Authors: Carroli, G Villar, J Piaggio, G Khan-Neelofur, D Gulmezoglu, M Mugford, M Lumbiganon, P Farnot, U Bersgjo, P

Citation: G. Carroli et al., WHO systematic review of randomised controlled trials of routine antenatalcare, LANCET, 357(9268), 2001, pp. 1565-1570