Association Between Serum Vitamin A Levels and Recurrent Respiratory Tract Infections in Children
To evaluate the association between serum vitamin A levels and the prevalence of recurrent respiratory tract infections (RRTIs) in children and adolescents and to provide evidence that would help decrease the prevalence of respiratory tract infections (RTIs) in children. This cross-sectional study i...
Main Authors: | , , , , , , , , , , , , , |
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Format: | Article |
Language: | English |
Published: |
Frontiers Media S.A.
2021-12-01
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Series: | Frontiers in Pediatrics |
Subjects: | |
Online Access: | https://www.frontiersin.org/articles/10.3389/fped.2021.756217/full |