To avoid risks involved with direct injection into the brain or cerebrospinal fluid, Lin used the safest method: injecting cord-blood stem cells into young Wang's veins.
捨棄直接注射腦部或腦脊髓液等危險性較高的方式，林凱信採用最安全的方法──將臍帶血幹細胞由靜脈注入王小弟體內。