“THE EFFECT OF PROVISIONING BOILED FREE-RANGE CHICKEN EGGS AND PAPAYA FRUIT TO INCREASING HEMOGLOBIN LEVEL IN TEENAGE GIRLS AT THE TAHFIZH AL-QUDS ISLAMIC BOARDING SCHOOL IN PEKANBARU CITY”, JURNAL IBU DAN ANAK, vol. 9, no. 1, pp. 54–60, Jan. 2022, doi: 10.36929/jia.v9i1.393.