关于knowndoctorinLondonJ的百科

• Asawell-knowndoctorinLondon,JohnSnowwaswillingtohelpord...

• 问题详情：Asawell-knowndoctorinLondon,JohnSnowwaswillingtohelpordinarypeople  61  (expose)tocholera（霍乱）.Heknewthatonlywhen  62  causeofitwasfoundcouldthe  63 (dead)diseasebecontrolled.Hehastwotheoriesinmindexplaininghowcholerakilledpeople. ...
• 2019-06-1310596