Straumann, AlexAlexStraumannSafroneeva, EkaterinaEkaterinaSafroneevaSchoepfer, Alain MAlain MSchoepfer2024-10-112024-10-112011https://boris-portal.unibe.ch/handle/20.500.12422/77986enPlacebo and other interventions in asthmaarticle10.7892/boris.753421995396000295782500017