DOI: 10.1055/s-00000060

PPmP - Psychotherapie · Psychosomatik · Medizinische Psychologie

References

Kroenke K, Spitzer RL, Williams J.
The PHQ-9: validity of a brief depression severity measure. 
J Gen Intern Med 2001; 16: 606-613  

Download Bibliographical Data

Access:
Access:
Access: