41 Provision of information concerning educational services; Training in the field of operating health and drainage apparatus; Providing online classes in the fields of surgical, chest drainage, post-operative care and health care; Provision of information online about education; Education services, namely, providing classes in the fields of surgical, chest drainage, post-operative care and health care via distance learning means; Publication of educational and training guides; On-line providing of electronic, non-downloadable publications in the nature of newsletters, magazines, and journals in the fields of surgical, chest drainage, post-operative care and health care; Online educational services, namely, conducting courses, colloquiums, conferences, congresses, seminars, workshops in the fields of surgical, chest drainage, post-operative care and health care; Providing online instruction by means of tutorials in the fields of surgical, chest drainage, post-operative care and health care; providing non-downloadable webinars in the fields of surgical, chest drainage, post-operative care and health care