Darling C A
Am J Public Health (N Y). 1919 Nov;9(11):844-8. doi: 10.2105/ajph.9.11.844.
Science does not yet differentiate between B. coli from various animal sources. Water showing fecal contaminatin may not have been polluted by man, and may be free from typhoid, paratyphoid, dysentery, etc. Condemnation as well as approval, therefore, should always be very carefully considered.
科学尚未区分来自不同动物源的大肠杆菌。显示粪便污染的水可能并非被人类污染,并且可能没有伤寒、副伤寒、痢疾等病菌。因此,对于(水的)判定及认可都应始终谨慎考虑。