%0 Journal Article %K England %K History, Medieval %K Hospitals %K Humans %K leprosy %K Plague %B Adverse drug reactions and toxicological reviews %D 2001 %G eng %N 2 %P 73-88 %T Hertfordshire medieval hospitals. %V 20 %1 http://www.ncbi.nlm.nih.gov/pubmed/11482000?dopt=Abstract %8 2001 Jun