1．1http：∥www．cancerguide．org
1．2http：∥www．cancer．org／docroot
1．3http：∥www．dkfz－heidelberg．de／
1．4http：∥www．breastcancer．net／(https://www.daowen.com)
1．5http：∥www．acor．org／
1．6http：∥www．uicc．ch／
1．7http：∥oxygen．com／
