Translations:Basic Field Epi: Course Resource Book/165/en
There are many combinations of causes that lead to disease, so it is possible for the same disease to occur on separate farms or at different times due to a different combination of causes.
There are many combinations of causes that lead to disease, so it is possible for the same disease to occur on separate farms or at different times due to a different combination of causes.
Halaman ini terakhir diubah pada 26 Agustus 2014, pukul 20.36.