Teófilo, Vanessa, Joana Amaro, Pedro Matos, Paulo Pinho, Salomé Moreira, Rui Ribeiro, Mariana Miller, Sofia Pinelas, Filipa Silva, Catarina Azevedo, and Pedro Norton. 2025. “Hesitancy and Refusal of the COVID-19 Vaccine Among Healthcare Professionals: A Cross-Sectional Study in a Portuguese Hospital”. Acta Médica Portuguesa 38 (4). Lisbon, Portugal:217-27. https://doi.org/10.20344/amp.22540.