Thread: Tetanus every 5-10 years - Please Read - Important!
View Single Post
  #80   Report Post  
Old 09-08-2006, 07:32 AM posted to uk.rec.gardening
Tim C. Tim C. is offline
external usenet poster
  
First recorded activity by GardenBanter: Aug 2006
Posts: 63
Default Tetanus every 5-10 years - Please Read - Important!
Following up to (Nick Maclaren) :

and none were based on a controlled experiment;

you might just have trouble getting a controlled scenario through an ethics
committee.
--
Tim C.
Reply With QuoteReply With Quote