Name | Info | Provider | Link |
---|---|---|---|
free resource | BioMed Central | https://bmcpregnancychildbirth.biomedcentral.com/articles/10.1186/s12884-021-04175-9 | |
free resource | PubMed Central | https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/34645422/ | |
free resource | Europe PubMed Central | https://europepmc.org/abstract/MED/34645422 |