TY - GENERIC DO - 10.20944/preprints202312.1199.v1 UR - http://dx.doi.org/10.20944/preprints202312.1199.v1 TI - Did the Pandemic Affect the Quality and Level of Knowledge and Performance (Case Study) T2 - Preprints AU - Dineva, Snezhana Boycheva AU - Todorov, Apostol AU - Hristov, Vasil AU - Geordiev, Krasimir AU - Atanasov, Svetoslav PY - 2023 DA - 2023/12/15 PB - Preprints