Name Info Provider Link
subscription/membership/fee required Atypon https://journals.sagepub.com/doi/10.1067/mhn.2000.98362?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/S0194599800427488
GERD free resource MedlinePlus Health Information https://medlineplus.gov/gerd.html
subscription/membership/fee required Ovid Technologies, Inc. http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=10740190.ui
subscription/membership/fee required Wiley https://doi.org/10.1067/mhn.2000.98362