Kena refer klinik kanak² ni mommy.. ataupon bila checkup kat KK nanti beritahu nurse.. nanti diorg akan advice kena refer doktor ke pakar kanak-kanak ke. Lain baby lain perkembangan. Tapi kalau lambat sgt mmg kena bawak jumpa doktor. Baca link ni 👇 https://www.google.com/amp/s/my.theasianparent.com/bayi-duduk-atau-merangkak-dulu/amp