TY - Chinese Journal of Child Health Care A1 - ZHANG Lin, HU Bin, ZHANG Yu-ping, HE Li T1 - Association between zinc, magnesium, iron, vitamin D deficiencies and attention deficit hyperactivity disorder Y1 - 2020-08-10 JF - Chinese Journal of Child Health Care JO - Chinese Journal of Child Health Care SP - 875 EP - 878 VL - 28 IS - 8 UR - https://manu41.magtech.com.cn/Jwk_zgetbjzz N1 - 10.11852/zgetbjzz2019-1289 ER -