Comparative Efficacy of Tirzepatide Versus Semaglutide for Weight Loss in Adults With Overweight or Obesity: A Systematic Review and Meta‐Analysis of Head‐to‐Head Studies - Giovanna Pagani Paccola; Roberta Fernandes de Oliveira; Matheus Menão Mochetti; Fernanda Pataro Marsola Razera; Rafael Vecchi; Renan Canale Peres Montanher (Clinical Obesity, 2026)