FLAHERTY, Rosemaria; BROMFIELD, Leah. Pregnant women involved with statutory child protection services: The impact of difficult-to-reach on recruiting a non-biased sample. Social Work and Social Sciences Review, [S. l.], v. 22, n. 1, p. 42–63, 2020. DOI: 10.1921/swssr.v22i1.1502. Disponível em: https://journals.whitingbirch.net/index.php/SWSSR/article/view/1502. Acesso em: 8 apr. 2026.