Indriani Afrilita Saragih 2025. The Association Between Maternal Age, Hemoglobin Levels, and Parity with the Incidence of Low Birth Weight (LBW) at RSUD Dr. Pirngadi Medan, 2022–2023. Jurnal Kedokteran Methodist. 18, 2 (Dec. 2025). DOI:https://doi.org/10.46880/jkm.v18i2.5476.