71.20.B - Inspection and issuance of opinions on the technical condition of chimneys and ventilation ducts
72.11.Z - Research and experimental development on biotechnology
72.19.Z - Other research and experimental development on natural sciences and engineering
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
85.59.B - Courses and training related to acquiring knowledge, skills, and professional qualifications in non-school forms
86.10.Z - Hospital activities
86.21.Z - General medical practice activities
86.22.Z - Medical specialists activities
86.90.A - Physiotherapeutical activities
86.90.C - Nurses and midwives activities
86.90.D - Paramedical activities
86.90.E - Other human health activities not elsewhere classified
