PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 31354810-1 2019 Objective: This study aims to investigate the effect of combining calcium and vitamin D supplements with metformin on menstrual cycle abnormalities, gonadotropins, and IGF-1 system in vitamin D-deficient/insufficient PCOS women. Vitamin D 78-87 insulin like growth factor 1 Homo sapiens 168-173 31354810-1 2019 Objective: This study aims to investigate the effect of combining calcium and vitamin D supplements with metformin on menstrual cycle abnormalities, gonadotropins, and IGF-1 system in vitamin D-deficient/insufficient PCOS women. Vitamin D 184-193 insulin like growth factor 1 Homo sapiens 168-173 31354810-10 2019 Conclusions: Calcium and vitamin D supplements can support metformin effect on regulation of menstrual cycle irregularity in vitamin D-deficient/insufficient PCOS patients, but this effect is not associated with any significant changes in gonadotropins or IGF-1 system. Vitamin D 25-34 insulin like growth factor 1 Homo sapiens 256-261