Supplemental folic acid in pregnancy and childhood asthma

MeSH terms

• Asthma / chemically induced*
• Breast Feeding
• Child
• Child, Preschool
• Dietary Supplements / adverse effects*
• Dose-Response Relationship, Drug
• Educational Status
• Female
• Folic Acid / adverse effects*
• Humans
• Pregnancy
• Prenatal Exposure Delayed Effects / chemically induced*
• Prospective Studies
• Risk Factors
• Smoking