The purpose of this clinical research study is to develop a sample collection method that is less invasive than current endometrial sampling methods (uterine sample collection) and develop a diagnostic test from these samples which is as informative in diagnosing the absence of endometrial (uterine) cancer as currently available methods.
The purpose of this study is to examine the causes and pathology of alopecia areata and other hair and skin disorders. Skin biopsies and blood and/or clinical information collected in the study will be used for research aiming at developing new options for the treatment of alopecia areata and other skin and hair disorders.