Cita APA

Du, N., Ouyang, Y., He, Z., Huang, J., Zhou, D., Yuan, Y., . . . Pan, K. (2021). The qualitative analysis of characteristic of callers to a psychological hotline at the early stage of COVID-19 in China. BMC Public Health.

Citación estilo Chicago

Du, Na, et al. "The Qualitative Analysis of Characteristic of Callers to a Psychological Hotline At the Early Stage of COVID-19 in China." BMC Public Health 2021.

Cita MLA

Du, Na, et al. "The Qualitative Analysis of Characteristic of Callers to a Psychological Hotline At the Early Stage of COVID-19 in China." BMC Public Health 2021.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.