Fig. 4From: E-learning programs in oncology: a nationwide experience from 2005 to 2014The relationship between number of trainees (n = 3926) and the duration of courses (ECTS-points; 1 ECTS-point corresponds to 25–30 h of full-time study, equivalent to one Swedish University College point or 0.60 US College Credit Hours) from 2005 to 2014Back to article page