Integrating Pharmacogenomic Insights in GLP-1 Receptor Agonist Therapy: Direct GLP1R and ARRB1 Variants and Indirect CYP2D6 Influences in Personalized Obesity Management. - Jayathilaka NS; Weththasinghe AV; Ganamurali N; Sabarathinam S (Clinical pharmacology in drug development, 2026)