Inclusion Criteria:  Adult subjects (≥ 18 years) Meets eligibility criteria: treated with CEN and medically stabilised  Exclusion Criteria:  Not be available for 3 consecutive months Not be able to speak and understand the French language Severe disability that would prohibit musical practice according to the investigator (such as tetraparesis, anarthria...) Lack of informed consent Foreseeable absence from at least 30% of the sessions Pregnancy in progress or planned during the study, pregnant or breastfeeding Adult protected by law or patient under guardianship or curatorship Not residing in Occitania Not covered by a social security scheme Participation in another ongoing research project Complementary therapeutic treatment such as 3rd wave Cognitive Behavioural Therapy (mindfulness or relaxation type)