this.mapAttribution='Map tiles by <a href="https://carto.com/">Carto</a>, under <a href="https://creativecommons.org/licenses/by/3.0/">CC BY 3.0.</a> Data by <a href="https://www.openstreetmap.org/copyright">OpenStreetMap</a>, under ODbL.'
this.mapAttribution='Map tiles by <a href="https://carto.com/">Carto</a>, under <a href="https://creativecommons.org/licenses/by/3.0/">CC BY 3.0.</a> Data by <a href="https://www.openstreetmap.org/copyright">OpenStreetMap</a>, under ODbL, trial data from <a href="https://www.who.int/ictrp/en/">WHO ICTRP</a>.'