TY - JOUR AU - Belachew, Tefera PY - 2018/01/23 Y2 - 2024/03/28 TI - Methodological Implications of Longitudinal Studies in Public Health Research JF - The Ethiopian Journal of Health Development JA - EJHD VL - 31 IS - 4 SE - Editorial DO - UR - https://www.ejhd.org/index.php/ejhd/article/view/1483 SP - AB - ER -