Metformin use and respiratory outcomes in asthma-COPD overlap.
Tianshi David WuAshraf FawzyGregory L KinneyJessica BonManiraj NeupaneVickram TejwaniNadia N HanselRobert A WiseNirupama PutchaMeredith C McCormackPublished in: Respiratory research (2021)
NCT00608764.