Pisnitri P, Nilawati I, Herlinda H, Elly N. Overview of the Effect of Complementary Obstetric Care of Guava Juice and the Application of Logbook to Increase Hb Levels. MIDPRO [Internet]. 2022 Aug. 4 [cited 2024 Apr. 28];14(1):42-8. Available from: https://jurnalkesehatan.unisla.ac.id/index.php/midpro/article/view/385