Sylwia Mazur

86.90.E - Other human health activities notelsewhere classified

47.19.Z - Other retail sale in non-specialised stores

58.19.Z - Other publishing activities

59.11.Z - Motion picture, video and television programme production activities

59.20.Z - Sound recording and music publishing activities

63.12.Z - Web portals

72.20.Z - Research and experimental development on social sciences and humanities

73.11.Z - Advertising agencies activities

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

85.60.Z - Educational support activities