According to the researchers, in order to provide complimentary therapy for the monks, eastern and western medicine needed to be integrated to properly address both conditions.
... Ancient Tibetan Bon tradition of yogic practice was used to induce the mind into a relaxed state necessary to purify oneself through motion. This yogic practice combines movement of the body and controlled breath with movements of the mind to bring mental stability and offers an alternative to the monks' inability to eliminate invasive thoughts. Another therapy that was used is singing bowl therapy--a form of music therapy, as sound has a direct connection to the heart, which aligns with srog-rLung experienced by the monks...
"This research and treatment involving patients accustomed only to traditional medicine, presented an opportunity for the acceptance of non-traditional therapeutic approaches," explains Michael Grodin, MD, professor of health law, bioethics and human rights at Boston University School of Public Health, and professor of psychiatry, sociomedical sciences and community medicine at Boston University School of Medicine. "The difference between Tibetan and Western disease pathologies represents the need for evidence-based complementary therapies...
Grodin said the refugee health center at BMC integrated techniques of western medicine, such as anti-depressant prescribing and psychotherapy, with Tibetan healing practices, including medicines prescribed by Tibetan Amchi, meditation advice, Tai Chi and Qi Gong exercises. Grodin is trained in traditional Chinese medicine, such as acupuncture and meditation.
Source: Boston University. Go to the link for complete article
http://sciencemode.com/2009/03/13/treatment-of-traumatized-tibetan-refugee-monks/

Hmm...I'm really interested in music therapy, especially with singing bowls. Is there any more info on the treatment the monks received? The linked article doesn't go into much detail.