By Victoria Penate | Staff Writer Dr. Christina Lasich, of Western Sierra Medical Clinic, stands in the halls of the Grass Valley clinic last week. One year after the start of the COVID-19 pandemic, the clinic is still keeping the number of people entering the facility to a minimum. Photo: Elias Funez It has been over a year, according to Dr. Christina Lasich, chief medical officer of Western Sierra Medical Clinic, since awareness of COVID-19 began to impact her work. In January 2020, questions about symptoms and recent travel became important in identifying any potential contacts with the virus in light of its spread overseas, said Lasich.