π gov.si
Slovenian Central War Partisan Hospital and Measures to Ensure its Secrecy
Keeping partisan hospitals well hidden and their operations secret was essential, and not many people knew about their existence or location. Hospitals were ideally constructed on sparsely populated Karst terrain, in naturally formed ditches, the forest needed to be coniferous and overgrown, and any tracks needed to be carefully covered. Camouflaging entrances into such hospitals was of utmost importance. The unwritten rule of partisan hospitals was that there can never be too much secrecy.
β https://www.gov.si/en/news/2019-06-01-slovenian-central-war-partisan-hospital-and-measures-to-ensure-its-secrecy/