OYEDELE, O.A.; WRIGHT, S.C.D; MAJA, T.M.M. Prevention of teenage pregnancies in Soshanguve, South Africa : using the Johnson Behavioural System Model. Africa Journal of Nursing and Midwifery, [S. l.], v. 15, n. 1, p. 95–108, 2023. Disponível em: https://unisapressjournals.co.za/index.php/AJNM/article/view/14551. Acesso em: 3 jan. 2026.