Dapatkan vaksin MMR sebanyak dua dosis. Ketahui situasi yang tidak memerlukan vaksin MMR. Jagalah kebersihan tubuh, misalnya dengan menggunakan tisu, jika bersin atau batuk, dan mencuci tangan.

I'm interested in that, but I only have a few mins. Can you give me at most the first 500 characters of a detailed explanation in English about that?
The MMR vaccine is a combined measles-mumps-rubella inoculation. It contains the safest and most effective form of each vaccine. You are considered immune to mumps if you’ve had the infection before or if you’ve been immunized with the MMR vaccine. But a single dose of the vaccine does not offer enough protection during an outbreak. So its important to ensure you receive two doses of the MMR vaccine.  The recommendation of the second dose did not begin until the late 1980s or early 1990s. So man