We needed patients who were on one of them and had a glucose measurement, then got the second one and had another glucose measurement, all within a reasonable period of time -- something like two months.
ज्यांनी यातलं एक औषध घेत असताना  ग्लुकोजची मोजणी केली, नंतर दुसरं औषधही घेऊ लागल्यावर  पुन्हा ग्लुकोजची मोजणी केली, आणि हे सगळं थोडक्या काळात,  समजा दोन महिन्यांत.