Fig. 4.

(a) For the various tumour sites, fractions of ART users that wish to change technique or increase the rate of adaption (dark blue) or not (medium blue) as a priority. Respondents not applying ART (non-users) but wishing to implement it to this site in priority (light blue) or not (grey). (b) Overall fractions of respondents (current users and non-users) wishing to implement ART for any new tumour site (blue, green and yellow) or not (red). (For interpretation of the references to colour in this figure legend, the reader is referred to the web version of this article.)