., M.; Zahara, R. .; Oppusunggu, R. . Efforts Of Providing Balanced Nutrition Counseling for Pregnant Women and Giving Sukahitu Cookies in Increasing Knowledge, Attitude and Blood Haemoglobin Levels of Pregnant Women in Percut Sei Tuan District, Deli Serdang Regency. ijmst 2023, 10, 2334-2339.