KHALIGHI, E.; SOUFINIA, A.; SOLAIMANIZADEH, L.; BORJI, M.; TARJOMAN, A.; SOLTANY, B.; HYDARYIAN, H. Knowledge, attitudes and barriers pain management by nurses in Iran: A systematic review. Anaesthesia, Pain & Intensive Care, v. 23, n. 4, p. 360-369, 27 abr. 2020.