PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8313732-1 1993 In this paper the relationship between calcium and pregnancy induced hypertension (PIH) was prospectively studied. Calcium 39-46 pregnancy-induced hypertension (pre-eclampsia, eclampsia, toxemia of pregnancy included) Homo sapiens 83-86 8313732-9 1993 Supplement of calcium during pregnancy may benefit by reduction of PIH incidence. Calcium 14-21 pregnancy-induced hypertension (pre-eclampsia, eclampsia, toxemia of pregnancy included) Homo sapiens 67-70