- Low B12, Folate in Fathers Linked to Birth Defects Medscape
- Higher Vitamin B12 Levels in Both Parents Are Associated with Lower Risk of Birth Defects | Newswise newswise.com
- Low Vitamin B12 in Parents Can Increase Birth Defect Risk in Offspring insideprecisionmedicine.com
- Parents’ Vitamin B12 Levels Linked To Birth Defect Risk In Babies, New Study Reveals | Health and Fitness News News18
- Higher vitamin B12 levels in parents before conception may lower risk of birth defect: Study The Tribune