Cochrane Corner: Perioperative beta-blockers for preventing surgery-related mortality and morbidity Sofia Alegria, João Costa, António Vaz-Carneiro, Daniel Caldeira

Cochrane Corner: Antihypertensive efficacy of beta-1 selective beta blockers for primary hypertension Luís Nogueira-Silva, Pedro Sousa Marques, Maria João Lima

Cochrane Corner: Corticosteroids for viral myocarditis Daniel Caldeira, Luís R. Lopes, António Vaz-Carneiro, João Costa