Matrix metalloproteinase-9 and tissue inhibitor of metalloproteinase-3 mRNA expression in ectopic and eutopic endometrium in women with endometriosis: a rationale for endometriotic invasiveness. - Chung,H.W.; Wen,Y.; Chun,S.H.; Nezhat,C.; Woo,B.H.; Lake Polan,M. (Fertil Steril, 2001)