Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Dosimetric comparison for high-priority organs at risk between the paired plans for helical tomotherapy (HT) and intensity-modulated proton therapy (IMPT) according to tumor stages, T3 and T4. (A) Brainstem; (B) Temporal lobes; (C) Optic nerves; (D) Optic chiasm; (E) P-cord; box, mean of D1 or Dmax, error bar, 95% confidence interval, * p < 0.001 from the paired t-test.
