tokens: In 2 other patients , the platelet count decreased suddenly from 107 x 10 ( 9 ) / L on POD 4 to 65 x 10 ( 9 ) / L on POD 6 and from 76 x 10 ( 9 ) / L on POD 7 to 33 x 10 ( 9 ) / L on POD 9 , respectively .