C. Ruppert et al., LEVELS OF UROKINASE PLASMINOGEN ACTIVITY, TISSUE-PLASMINOGEN ACTIVATOR, PLASMINOGEN-ACTIVATOR INHIBITOR-1, ESTROGEN-RECEPTOR, PROGESTERONE-RECEPTOR AND EPIDERMAL GROWTH-FACTOR RECEPTOR IN GYNECOLOGICAL ONCOLOGY, Archives of gynecology and obstetrics, 254(1-4), 1993, pp. 860-861