RecruitingA Prospective, Multicenter, Single-arm MAC-PD Cohort: a NTM-NET and ESGMYC Collaborative StudyTo gain insight in the effectiveness of, adherence and adjustments to guideline-based three-drug antimycobacterial therapy in patients with Mycobacterium avium complex pulmonary disease (MAC-PD) during the first 6 months of treatment.