Vitamin K supplementation during pregnancy for improving outcomes

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6481496/

Vitamin K: Double Bonds beyond Coagulation Insights into Differences between Vitamin K1 and K2 in Health and Disease

https://www.mdpi.com/1422-0067/20/4/896?type=check_update&version=1