POLSKIE TOWARZYSTWO NOWOTWORÓW GŁOWY I SZYI - STOWARZYSZENIE

94.99.Z - Activities of other membership organisations not elsewhere classified

58.11.Z - Book publishing

58.13.Z - Publishing of newspapers

58.14.Z - Publishing of journals and periodicals

58.19.Z - Other publishing activities

72.19.Z - Other research and experimental development on natural sciences and engineering

82.30.Z - Organisation of conventions and trade shows

85.59.B - Other out-of-school forms of education, not elsewhere classified

85.60.Z - Educational support activities

94.12.Z - Activities of professional organisations