I believe that a scientific journal would be the best way to communicate towards his other colleague's. The reason why I wouldn't say the internet is, although the internet is much faster compared to others, the internet can differ in in information, making it unreliable.
Answer:
By the size and shape of the organisms.
Explanation:
C. albicans isn't a bacteria, it's actually a fungi. Therefore, there will exist significant differences between the bacteria normally found in the vagina, and the fungi that can be causing an infection. Fungus are, usually, bigger than bacteria. Also bacteria have special shapes, like bacillus and spirils, which fungus don't.
