86.22.Z - Medical specialists activities
32.50.A - Production of dental equipment, instruments, and dental products
32.50.B - Other medical devices, instruments, and products manufacturing
72.10.Z - Research and experimental development on natural sciences and engineering
74.99.Z - All other professional, scientific and technical activities n.e.c.
82.30.Z - Organisation of conventions and trade shows
82.99.B - Support activities for business operations not classified elsewhere
85.59.B - Courses and training related to acquiring knowledge, skills, and professional qualifications in non-school forms
85.59.D - Other non-school forms of education, not elsewhere classified
85.69.Z - Educational support activities n.e.c.
86.23.Z - Dental practice care activities
