Pinheiro Andrade, Maria, Daniela Matias, Joana Batuca, Nélia Gouveia, Hélder Mota-Filipe, Emília Carreira Monteiro, and Catarina Madeira. 2021. “Portuguese Authorship in Published Clinical Trials: Differences in Industry and Investigator Initiated Trials”. Acta Médica Portuguesa 34 (11). Lisbon, Portugal:733-40. https://doi.org/10.20344/amp.14554.