Name Info Provider Link
Premature Babies free resource MedlinePlus Health Information https://medlineplus.gov/prematurebabies.html
free resource PubMed Central https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/32669165/
free resource Europe PubMed Central https://europepmc.org/abstract/MED/32669165
free resource Chinese Journal of Contemporary Pediatrics http://www.zgddek.com/EN/abstract/abstract25042.shtml