Tyrrell D A
Postgrad Med J. 1975 Dec;51(602):843-4. doi: 10.1136/pgmj.51.602.843.
Respiratory viruses affect travellers, but the main significance of this is probably that it is in this way that the viruses reach new hosts and thus survive as infectious agents.
呼吸道病毒会感染旅行者,但这一现象的主要意义可能在于,病毒通过这种方式感染新宿主,从而作为感染源存活下来。