Name Info Provider Link
subscription/membership/fee required Atypon https://journals.sagepub.com/doi/10.1053/jfms.2001.0144?url_ver=Z39.88-2003&rfr_id=ori:rid:crossref.org&rfr_dat=cr_pub 0pubmed
subscription/membership/fee required Elsevier Science https://linkinghub.elsevier.com/retrieve/pii/S1098-612X(01)90144-5
Blood Disorders free resource MedlinePlus Health Information https://medlineplus.gov/blooddisorders.html
free resource PubMed Central https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/11795954/