title: Source distribution in adjoint Monte Carlo calculation.
authors.forename: K S
authors.initials: KS
authors.lastname: Chuang
authors.forename: H L
authors.initials: HL
authors.lastname: Tzeng
mesh_terms: D006801:Humans; D008175:Lung Neoplasms / Q000532:radiotherapy*; D009010:Monte Carlo Method; D011880:Radiotherapy Planning, Computer-Assisted / Q000379:methods; D011881:Radiotherapy, Computer-Assisted