PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 28704831-2 2017 Due to the short life span of reticulocytes, Ret-He reflects current iron availability for erythropoiesis more accurately than other common erythrocyte indices. Iron 69-73 ret proto-oncogene Homo sapiens 45-48