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Karajou
Reverted edits by Rsmitchell (talk) to last revision by Ed Poor
m00:33
-841
Rsmitchell
typos
00:32
+841
Ed Poor
Reverted edits by EDmoronPOOR (talk) to last revision by Ed Poor
m17:52
-17
EDmoronPOOR
no edit summary
17:51
+17
Ed Poor
better ref, but keeping old one
17:39
+186
Ed Poor
theory that cholera is communicated by means of a contaminated water-supply
17:34
+214
Ed Poor
link: John Snow - a historical giant in epidemiology
m17:31
+110
Ed Poor
what category is the "father of X" in?
17:28
+90