HERNAWATI, Y. .; KORIHAH, H. .; SETIAWAN, D. R. . Effect of Spinach Extract Supplementation Combined with Iron Tablets on Hemoglobin Concentration among Pregnant Women: A Quasi-Experimental Study. Journal of Applied Nursing and Health, [S. l.], v. 8, n. 2, p. 1669–1686, 2026. DOI: 10.55018/janh.v8i2.691. Disponível em: https://janh.candle.or.id/index.php/janh/article/view/691. Acesso em: 13 jul. 2026.