The COVID-19 pandemic and teachers' work: perceptions of teachers from a public university in the state of Sao Paulo, Brazil - Matias, Aline Bicalho; Falcão, Marcia Thereza Couto; Grosseman, Suely; Germani, Ana Claudia Camargo Goncalves; Silva, Andréa Tenório Correia da (Ciencia & saude coletiva, 2023)