Increased Incidence of Acute Pulmonary Embolism in Emergency Department Patients During the COVID-19 Pandemic. - Watchmaker JM; Goldman DT; Lee JY; Choi S; Mills AC; Toussie D; Finkelstein M; Sher AR; Jacobi AH; Bernheim AM; Chung MS; Eber CD; et al. (Academic emergency medicine : official journal of the Society for Academic Emergency Medicine, 2020)