TY - CPAPER AU - L. Sulkowski AU - J. Sulkowska AU - R. Seliga TI - HEALTH MARKETING - CONCEPTS, MODELS AND RESEARCH T2 - 4th International Multidisciplinary Scientific Conference on Social Sciences and Arts SGEM 2017 PY - 2017 SP - 459 EP - 466 DO - 10.5593/sgemsocial2017/15/S05.057 PB - STEF92 Technology ER -