Varella, M., Fernandes, E., Fridman, C., Lucci, T., Defelipe, R., Fernandes, L., … Otta, E. (2024). Determination of Twin Zygosity in Brazil: A DNA Validation of Two Short Questionnaires. Estudos De Psicologia (Natal), 28(1), 1–12. https://doi.org/10.22491/1678-4669.20230001