%0 Journal Article %T How small is TOO small? New liver constraint is needed¡ª Proton therapy of hepatocellular carcinoma patients with small normal liver %A Bing-Shen Huang %A Chen-Chun Lin %A Ching-Hsin Lee %A Jau-Min Lien %A Jeng-Hwei Tseng %A Ji-Hong Hong %A Joseph Tung-Chieh Chang %A Kun-Ming Chan %A Nai-Jen Liu %A Ngan-Ming Tsang %A Po-Jui Chen %A Sheng-Ping Hung %A Shi-Ming Lin %A Shih-Chiang Huang %A Wan-Yu Chen %A Wei-Ting Chen %J Archive of "PLoS ONE". %D 2018 %R 10.1371/journal.pone.0203854 %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6133378/