Use of the 33-Item Hypomania Checklist (HCL-33) to Distinguish Bipolar Disorder From Major Depressive Disorder in Older Adults.
Xinqiao ZhangWen LiNa ZhaoTeris CheungGabor S UngvariGang WangYu-Tao XiangJules AngstPublished in: Journal of geriatric psychiatry and neurology (2021)
The HCL-33 had satisfactory reliability and validity and could be used to distinguish BD from MDD in older adults.