Health care services relating to brain stimulation and relaxation; alternative medical services; complementary medical services; therapy services, therapy services based on music, personal care services (medical nursing, health, hygiene and beauty care); healthcare; music therapy (medical); performance development services being the provision of either brain stimulation or brain relaxation to patients so that the patients' performance is developed; performance enhancement services being the provision of either brain stimulation or brain relaxation to patients so that the patients' performance is enhanced; information, advisory and consultancy services relating to any of the above-mentioned services