MCDONALD, Terrence; LETHEBE, Brendan; MCGUIRE, Alistair; GREEN, Lee. Time modifier billing code - an interrupted time series analysis. Canadian Journal of Emergency Nursing, [S. l.], v. 44, n. 2, p. 17, 2021. DOI: 10.29173/cjen137. Disponível em: https://cjen.ca/index.php/cjen/article/view/137. Acesso em: 28 mar. 2024.