PMID-sentid	Pub_year	Sent_text		comp_official_name	comp_offsetprotein_name	organism	prot_offset
28447237-0	2017	Effects of metformin versus placebo on vitamin B12 metabolism in non-diabetic breast cancer patients in CCTG MA.32.	Metformin	11-20	NADH:ubiquinone oxidoreductase subunit B3	Homo sapiens	47-50	
28447237-1	2017	BACKGROUND: Metformin is associated with low levels of vitamin B12 (VitB12) in patients with diabetes.	Metformin	12-21	NADH:ubiquinone oxidoreductase subunit B3	Homo sapiens	63-66