Comparative Study in Attitudes towards the Covid-19 Vaccine According to Locus of Control (Internal - External) of University Students. Journal Of Educational and Psychological Researches, [S. l.], v. 19, n. 75, p. 517–551, 2023. Disponível em: https://jperc.uobaghdad.edu.iq/index.php/jperc/article/view/1371. Acesso em: 21 may. 2025.