Guerrero-Torrelles M, Monforte-Royo C, Rodríguez-Prat A, Porta-Sales J, Balaguer A. Understanding meaning-in-life interventions in patients with advanced disease: a systematic realist review. Palliat Med. 2017;31(9):798-813. DOI: 10.1177/0269216316685235.
Guerrero-Torrelles M, Monforte-Royo C, Rodríguez-Prat A, Porta-Sales J, Balaguer A. Understanding meaning-in-life interventions in patients with advanced disease: a systematic realist review. Palliat Med. 2017;31(9):798-813. DOI: 10.1177/0269216316685235.