Factors
Entities
RanitidineGastroesophageal reflux diseaseGastric acidMedia conglomerateOver-the-counter drugSiemensFalse positives and false negativesCommunication protocolAntibodyMethamphetamineUrineSocial mediaBeckman CoulterAnalyteSubstituted amphetamineCross-reactivityAmphetamineUniversity of PittsburghDrug interactionAssayMonoclonal antibody

