Beneficial Effects of Dipeptidyl Peptidase-4 Inhibitors on Heart Failure With Preserved Ejection Fraction and Diabetes https://www.jacc.org/doi/10.1016/j.jacasi.2022.09.015 【論文のPECO】 P：糖尿病の心不全E：DPP4-iあり n=444C：DPP4-iなし n…