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Sibship size, birth order and risk of asthma and allergy: protocol for a systematic review and meta-analysis.

Daniil LisikAthina IoannidouGregorio MilaniSungkutu NyassiSaliha Selin Özuygur ErmisGiulia C I SpolidoroEmma GoksörGöran WennergrenBright I Nwaru
Published in: BMJ open (2021)
CRD42020207905.
Keyphrases
  • chronic obstructive pulmonary disease
  • lung function
  • randomized controlled trial
  • gestational age
  • allergic rhinitis
  • atopic dermatitis
  • infectious diseases
  • air pollution
  • pregnant women