PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 33012780-1 2021 OBJECTIVE: To determine why serum ferritin and reticulocyte hemoglobin (RET-He), drawn to assess neonatal iron sufficiency, sometimes have markedly discordant results. Iron 106-110 ret proto-oncogene Homo sapiens 72-75