TY - Chinese Journal of Child Health Care A1 - ZHU Chang-long, WEI Hong, MA Xiao-yan T1 - Study on the relationships between serum vitamin A and E levels and T cell   immunity in children with recurrent respiratory infection Y1 - 2020-07-10 JF - Chinese Journal of Child Health Care JO - Chinese Journal of Child Health Care SP - 798 EP - 800 VL - 28 IS - 7 UR - https://manu41.magtech.com.cn/Jwk_zgetbjzz N1 - 10.11852/zgetbjzz2019-1783 ER -