Mitchell ME, Bylsma LC, Shara NM, Fernandez SJ, Catlett JP, Lai JS, Dong K, Fryzek JP, Daver N, Allen C, Broome CM.  Novel methods for the identification of a rare disease, hemophagocytic lymphohistiocytosis (HLH). Poster presented at the International Society for Pharmacoepidemiology annual meeting, Poster 166, Halifax, Nova Scotia, August 2023.