Sentence examples for duration of protection from inspiring English sources

The duration of protection is unknown.

Even commercials for Gardasil say — in small print — that "the duration of protection has not been established".

The New England Journal of Medicine last year urged caution because of "unanswered questions, duration of protection, and adverse eff ects that may emerge over time".

He said the organisation understood the need for further data to be gathered on the duration of protection offered by Bexsero and whether vaccinating teenagers would lead to herd immunity.

If randomised studies and cost-effectiveness analyses confirm the benefits of administering fewer doses, and the duration of protection is sufficient, then the need for fewer doses may help make primary prevention of cervical cancer a reality.

Vaccine duration of protection (20 years).

There was a lack of evidence for the duration of protection of PPV23 [9].

The use of immunological surrogate markers of protection is a practical way to monitor the duration of protection.

Objective: To document the duration of protection afforded by Oka/Merck varicella vaccine over a 7-year period.

Duration of protection was not known.

Another concern expressed was the duration of protection the vaccines offer.