To find the doubling time of the psa level of a postoperative patient,
enter the dates and results of the assays (in ng/ml)
and click the submit button near the bottom of the page.

Patient's nickname (May be left blank.)

Enter the date January February March April May June July August September October November December and the result of the first psa test.

Enter the date January February March April May June July August September October November December and the result of the second psa test.

Enter the date January February March April May June July August September October November December and the result of the third psa test.

Enter the date January February March April May June July August September October November December and the result of the fourth psa test.

Enter the date January February March April May June July August September October November December and the result of the fifth psa test.

Enter the date January February March April May June July August September October November December and the result of the sixth psa test.

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