ADRB3 and type 2 diabetes mellitus: ABCG8 (1), ADAMTS9 (1), ADIPOQ (5), ADIPOR2 (3), ADRB3 (1), CDC123 (1), CDKN2B (1), FTO (1), IGF2BP2 (1), IL‐6 (1), JAZF1 (1), KCNQ1 (1), LEPR (3), MTNR1B (1), NOTCH2 (1), PPARG (1), THADA (1), TSPAN8 (1), GRS based on 19 SNPs of T2D‐associated loci