ค้นจาก http://www.uspto.gov
ใช้คำค้นว่า Lung Cancer
Reference
Firestone, et al. FAP-activated anti-tumour compounds. U.S.Pat.No. 6,613,879, 2
Sept. 2003.
[Online] Available from http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&p=1&u=/netahtml/search-bool.html&r=1&f=G&l=50&co1=AND&d=ptxt&s1='Lung+Cancer'&OS="Lung+Cancer"&RS="Lung+Cancer"