Robledo, Sara M.; Murillo, Javier; Arbeláez, Natalia; Montoya, Andrés; Ospina, Victoria; Jürgens, Franziska M.; Vélez, Iván D.; Schmidt, Thomas J.: Therapeutic Efficacy of 'Arnica' in Hamsters with Cutaneous Leishmaniasis Caused by 'Leishmania braziliensis' and 'L. tropica'