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. 2021 Jan 22;21:89. doi: 10.1186/s12885-020-07739-8

Fig. 1.

Fig. 1

Profile of the randomized controlled trial. Patients were divided into three cohorts: patients with surgically unsalvageable tumors (Cohort I), patients with surgically salvageable tumors (Cohort II), and patients rolled over from a previous study (Cohort III)