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TITLE: PREM-C9 COPD Patient experience questionnaire: portuguese translation and content validity
AUTHORS: Rui Vilarinho; Ana Machado; Marta Jácome; Jaime Correia de Sousa; Ana Margarida Cruz; Cristina Jácome;
PUBLISHED: 2026, SOURCE: ERJ Open Research
INDEXED IN: CrossRef
IN MY: ORCID