PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 30074935-10 2018 CONCLUSIONS: After preoperative administration of erythropoietin, body iron stores and stimulation of the erythropoiesis were greater with intravenous ferric carboxymaltose than with oral ferrous sulfate supplementation. ferric carboxymaltose 151-172 erythropoietin Homo sapiens 50-64