參考文獻(xiàn)：
[1]The vicious cycle of vitamin a deficiency: A review [J]. Crit Rev Food Sci Nutr,2017.
[2]Vitamin A, infection, and immune function[J]. Annu Rev Nutr,2001.
[3]Vitamin A supplementation for preventing morbidity and mortality in children from sixmonths to five years of age. Cochrane Database of Systematic Reviews,2017.
[4]Vitamin A Deficiency Is Associated with Gastrointestinal and Respiratory Morbidity in School-Age Children[J]. The Journal of Nutrition,2014.
[5]維生素A輔助治療兒童肺炎的Meta分析[J]. 中國當(dāng)代兒科雜志，2018.
[6]Vitamin A deficiency alters rat neutrophil function. J. Nutr,1997.
[7]Vitamin A and retinoids in antiviral responses. FASEB J.1996.
[8]Vitamin A, Infection, and Immune Function[J]. Annu Rev Nutr,2001.
[9] Vitamin D and immune function[J]. Nutrients. 2013 Jul 5;5（7）：2502-21.
[10]維生素D缺乏與兒童感染性疾病[J].中華檢驗(yàn)醫(yī)學(xué)雜志，2015.
[11]Retinoid X Receptor :Vitamin D3 Receptor Heterodimers Promote Stable Preinitiation Complex Formation and Direct 1,25-Dihydroxyvitamin D3-Dependent Cell-Free Transcription[J]. Mol Cell Biol,1997.
[12]Zinc deficiency: descriptive epidemiology and morbidity among preschool children in peri-urban population in Delhi, India[J]. J Health Popul Nutr,2009.
[13]Preventive zinc supplementation in developing countries: impact on mortality and morbidity due to diarrhea, pneumonia and malaria. BMC Publ Health,2011.
[14]微量元素鋅對小兒反復(fù)呼吸道感染的影響[J].當(dāng)代醫(yī)學(xué)，2010.
