title: Preregistration of study design and non-inferiority margin.
authors: Kornelis J J
authors: KJ
authors: van Hateren
authors: Nanne
authors: N
authors: Kleefstra
authors: Henk J
authors: HJ
authors: Bilo
mesh_terms: D003924:Diabetes Mellitus, Type 2 / Q000097:blood* / Q000188:drug therapy*; D005260:Female; D006801:Humans; D007004:Hypoglycemic Agents / Q000627:therapeutic use*; D008297:Male; D008687:Metformin / Q000627:therapeutic use*; D011687:Purines / Q000627:therapeutic use*; D011799:Quinazolines / Q000627:therapeutic use*; D013453:Sulfonylurea Compounds / Q000627:therapeutic use*
chemical_list: D007004:Hypoglycemic Agents; D011687:Purines; D011799:Quinazolines; D013453:Sulfonylurea Compounds; D008687:Metformin