Fig. 2From: Overview of the pathological results and treatment characteristics in the first 1000 patients randomized in the SERC trial: axillary dissection versus no axillary dissection in patients with involved sentinel nodeNumber of patients accrued by participating center during the accrual period of first 1000 randomized patients: The majority of patients (528) were recruited from 4 different institutions and 20 centers accrued less than 10 patientsBack to article page