pertussis उदाहरण वाक्य

उदाहरण वाक्य

1. Most doctors do not think of pertussis in adults.
2. Whooping cough is caused by the bacteria Bordetella pertussis.
3. A dramatic increase in the incidence of pertussis followed.
4. Pertussis ( whooping cough ) caused by Bordetella pertussis.
5. Pertussis ( whooping cough ) caused by Bordetella pertussis.
6. Pertussis is a very serious illness, and it is striking with increasing frequency.
7. Pertussis also occurs in older children and adults, but usually with milder symptoms.
8. The effectiveness of the old and new pertussis vaccines is comparable, researchers said.
9. In most countries, infants get their first pertussis shot at one month old.
10. The incidence of pertussis plummeted in industrialized nations after vaccination began in the 1940s.