Rethinking COVID-19 ‘pneumonia’ – is this primarily a vaso-occlusive disease, and can early anticoagulation save the ventilator famine? - Ting-Ting Low; Robin Cherian; Shir Lynn Lim; Bharatendu Chandra; Moon Ley Tung; Shoban Krishna Kumar; Priscillia Lye; Amanda Chin Xin Yi; Lynette Teo; Edgar Lik-Wui Tay (Pulmonary Circulation, 2020)