Department of Orthopaedic Surgery;
Stanford University School of Medicine;
Stanford;
CA;
USA;
Division of Hematology;
Department of Medicine;
Stanford University School of Medicine;
Stanford;
CA;
USA;
Department of Medicine;
Stanford University School of Medicine;
Stanford;
CA;
USA;
Spontaneous; Heparin; Induced; Thrombocytopenia; HIT; Arthroplasty; Total; Knee; Arthroplasty; TKA;