Costa Martins, José Manuel, Carlos Fernandes da Silva, Marco Pereira, Henriqueta Martins, Célia Oliveira, Alexandra Puga, Rui Coelho, and Jorge Tavares. 2014. “Women’s Attachment As a Predictor of Pain During Labour and Post-Delivery: A Prospective Observational Study”. Acta Médica Portuguesa 27 (6). Lisbon, Portugal:692-99. https://doi.org/10.20344/amp.4960.