Personally, using humans as samples may not be the best option because it may have negative effect on us. The rats or anything being used are well tested and they are sure of the process.
Well, let's see how things gets to unfold
Personally, using humans as samples may not be the best option because it may have negative effect on us. The rats or anything being used are well tested and they are sure of the process.
Well, let's see how things gets to unfold