Doctor says Texas measles outbreak is "a problem of unvaccinated children" - Measles Outbreak Hits Town in Texas - Fifteen measles cases reported in West Texas county with high rate of vaccine exemptions - Nine unvaccinated people hospitalized as Texas measles outbreak doubles - Measles outbreak in Texas was "completely preventable," disease expert says - Measles outbreak expands in West Texas - Texas confirms growing measles outbreak affecting school-aged children - 10 new cases of measles reported in West Texas county and New Mexico - Fifteen cases of measles reported in small West Texas county with high rate of vaccine exemptions - Measles outbreak erupts in one of Texas' least-vaccinated counties