Deswita Puteri, Mahfuzhah, and Darmayanti Wulandatika. 2023. “THE FREQUENCY OF VISITS PROVIDES A KNOWLEDGE EFFECT ON DANGER SIGNS OF PREGNANCY”. NURSING UPDATE : Jurnal Ilmiah Ilmu Keperawatan P-ISSN : 2085-5931 E-ISSN : 2623-2871 14 (4):467-74. https://www.ojsnhm.com/index.php/NU/article/view/1810.