Anemia and its influencing factors among primary and middle school students from nutrition improvement program areas in Hainan Province
FENG Qi-qin, CHEN Jun, YI Cong, CUI Lin, WANG Ting-yu, PENG Yang
South China Journal of Preventive Medicine . 2022, (6): 651 -654 .  DOI: 10.12183/j.scjpm.2022.0651

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