These are the Missouri K-12 schools participating in first-ever COVID-19 study The Missouri Department of Health and Senior Services (DHSS) has released today a list of schools participating in a landmark study about COVID-19 infections within some K-12 schools. Missouri is partnering with the CDC, Washington University and St. Louis University to help schools and public health leaders review current COVID-19 measures. The findings could lead to additional health procedures being taken. These are the Missouri K-12 schools participating in COVID-19 study The schools involved include schools in Springfield and the following St. Louis Schools: Pattonville School District, Uthoff Valley Elementary School in the Rockwood School District, Chaminade College Preparatory School, and Nerinx Hall.