COVID-19 Update - Nearly 50% of COVID-19 Hospitalized Patients Require ICU Beds. 10/18/2021 Pfizer COVID-19 boosters available through Aspirus. 10/4/2021 COVID-19 Vaccination Boosters. 8/20/2021 Schedule COVID-19 testing appointments for best service. 8/18/2021 Aspirus offering COVID-19 vaccine clinics in Ironwood. 5/24/2021.