A medicine of epidemics could exist only if supplemented by a police: to supervise the location of mines and cemeteries, to get as many corpses as possible cremated instead of buried, to control the sale of bread, wine, and meat,'' to supervise the running of abattoirs and dye works, and to prohibit unhealthy housing; after a detailed study of the whole country, a set of health regulations would have to be drawn up that would be read 'at service or mass, every Sunday and holy day', and which would explain how one should feed and dress oneself, how to avoid illness, and how to prevent or cure prevailing diseases: `