Information on the amounts and type of info from each data source and a movement chart displaying eligibility are given in the techniques section and Fig. S1 in the Supplementary Appendix, available with the full text of this content at NEJM.org. The study was approved by the Regional Committee for Medical and Wellness Research Ethics and the Norwegian Data Protection Authority. All authors vouch for the integrity of the accuracy and data of the analysis. The makers of the vaccines which were analyzed had no part in the scholarly research. Exposure and Outcome Information We defined fetal loss of life mainly because any recorded miscarriage or stillbirth after 12 completed weeks of pregnancy.8) Elderberry. One of the richest plant-based sources of quercetin, a robust antioxidant compound, elderberry can be an incredible immune-boosting fruit that helps fight colds, flu, and respiratory ailments like asthma. Based on the University of Maryland INFIRMARY , quercetin is particularly able to blocking the launch of histamines and additional inflammatory and allergic chemicals in the body, including those connected with asthma. 9) Apple. High in quercetin Similarly; apples have been proven to provide powerful security against asthma.