Seventy-two percent of respondents say the benefits of MMR vaccines are very high or high, and 64% say the risk of side effects is very low or low.
The country has already confirmed 49 measles cases, compared with 54 for all of 2022.
The COVID-19 emergency committee will meet on May 4 to assess if the situation still warrants a public health emergency of international concern.
A measles outbreak that began late last year in western Nepal has grown to 690 cases, the WHO says.
The case involves an unvaccinated person who attended a religious gathering in Kentucky of about 20,000 people.
Nigeria is seeing a Lassa fever spike, Paraguay reports its first local measles case since 1998, and 5 nations have new polio cases.
Coverage with state-required vaccines fell to 93% among kindergartners during the 2021-21 school year, down 2 percentage points from 2019-20.
The outbreak has increased to 82 cases, including 23 in children under the age of 1.
No cases have been seen in children who are fully vaccinated.
The outbreak has grown to 63 cases, up from 50 cases 3 days ago.