SARS-CoV is primarily transmitted by
A: Respiratory transmission
B: Sexual activity
C: Fecal-oral route
D: Insect transmission
E: Vertical transmission from mother to child
A: Respiratory transmission
B: Sexual activity
C: Fecal-oral route
D: Insect transmission
E: Vertical transmission from mother to child
举一反三
- The<br/>three basic links in epidemic process refer to (). A: The<br/>source of infection B: Factors of transmission C: The<br/>route of transmission D: The susceptible population E: Transmission<br/>mode
- 名词解释：垂直传播（vertical transmission）
- The television camera scans the subject . A: to transmit B: to be transmitted C: to transmitting D: to transmission
- Toxoplasma gondii is transmitted to human by: A: a. ingestion of soil contaminated by oocyst from cats B: b. congenital transmission from mother with acute toxoplasmosis C: c. ingestion of cysts in undercooked meat D: d. all of the above
- If the transmission rate of a channel is 3000 baud and 8-level transmission is adopted, the transmission rate is ______ b/s.