Sadayu, Saranrat; Tanni, Kaniz Afroz; Punrum, Nontaporn; Paengtrai, Sobhon; Kategaew, Warittakorn; Promchi, Nattiwat; Lai, Nai Ming; ... Chaiyakunapruk, Nathorn; + view all (2022) Methodological approaches for assessing certainty of the evidence in umbrella reviews: A scoping review. Presented at: International Society for Pharmacoeconomics and Outcomes Research (ISPOR 2022), Virtual conference. Green open access