PG-13 is a validated and robust diagnostic tool for Prolonged Grief Disorder. It is developed by Dr. Prigerson and Dr. Maciejewski and proven adherent to the criteria described in DSM-11 and ICD-11. It is free of charge to use PG-13 in clinical diagnosis and bereavement-related studies. Note that this diagnostic tool is protected by copyright and should not be reproduced without the permission of the authors.
If you are interested in requesting the permission to use this questionnaire, please submit a request using the following form.