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Sri Lestari, Dina Keumala Sari, IstiIlmiati Fujiati, Sake Juli Martina and Nur Hidayah Nasution, 2020. Haemoglobin Levels of Adolescent Girls Aged 11-19 Years in North Sumatera are Correlated with Socio-Economic Status and Menstrual Cycle Duration. Pakistan Journal of Nutrition, 19: 122-126.
DOI: 10.3923/pjn.2020.122.126
URL: https://scialert.net/abstract/?doi=pjn.2020.122.126
DOI: 10.3923/pjn.2020.122.126
URL: https://scialert.net/abstract/?doi=pjn.2020.122.126