The PT and the pendulum.
Florell
S R
SR
Rodgers
G M
GM
D000925:Anticoagulants / Q000627:therapeutic use; D006801:Humans; D011517:Prothrombin Time; D012015:Reference Standards; D012016:Reference Values; D013927:Thrombosis / Q000517:prevention & control
D000925:Anticoagulants