Virtually all the diseases that have been eliminated or brought under control in this century —polio, diphtheria, mumps, measles, rubella, smallpox, and others— have been conquered through animal research.
Anong tagubilin ni Jesus ang dapat sundin ng mga kongregasyong hindi nakapagpapadala ng kumpletong halagang ipinasiya nila para sa kanilang Kingdom Hall?jw2019 jw2019