Caesarean section
Association with Asthma and Allergy
- https://medicalskeptic.wordpress.com/2010/02/26/vaginal-delivery-prevents-asthma-2/
- http://www.amazon.com/Good-Germs-Bad-Survival-Bacterial/dp/0809016427
- A meta-analysis of the association between Caesarean section and childhood asthma - a meta analysis of 23 studies. 20% increase in risk.
- Cesarean Section and Risk of Severe Childhood Asthma: A Population-Based Cohort Study - A population-based cohort study of 1,756,700 ppl in Norway. ~50% increased risk of Asthma in C-section babies.