Show me the syringes. I'll show you my least favourite arm.
If there are two shots, wouldn't you have to use both arms?
That seems to be the common thinking. However an episode of TWIV (This Week In Virology) covered a study showing that there is no difference between "one arm" and "two arm" effectiveness.
Show me the syringes. I'll show you my least favourite arm.
If there are two shots, wouldn't you have to use both arms?
That seems to be the common thinking. However an episode of TWIV (This Week In Virology) covered a study showing that there is no difference between "one arm" and "two arm" effectiveness.