HUBUNGAN PEMBERIAN MP-ASI DINI PADA BAYI DENGAN PENGETAHUAN, SIKAP IBU DAN DUKUNGAN KELUARGA DI KLINIK PRATAMA ROSNI ALIZAR MEDAN : Relationship Between Providing MP-ASI in Babies with Knowledge, Attidute of Mother and Family Support in The Pratama Rosni Alizar Clinic Medan. Jurnal Ilmiah Kebidanan (Scientific Journal of Midwifery), v. 6, n. 1, p. 45-52, 31 Mar. 2020.