[1] IST NAZL TUMORI,VIA VENEZIAN 1,I-20133 MILAN,ITALY
[2] HANOVER UNIV MED,KLIN IMMUNOL ABT,D-3000 HANOVER 61,FED REP GER
[3] ABT KLIN & EXPTL DERMATOL,GIESSEN,FED REP GER
[4] OSPED RIUNITI,CTR MED ONCOL,PARMA,ITALY
[5] FDN CURIE,F-75231 PARIS 05,FRANCE
[6] HET NEDERLANDS KANKERINST,AMSTERDAM,NETHERLANDS
[7] HOSP CLIN M QUINTELA,MONTEVIDEO,URUGUAY
[8] INST ONCOL,BELGRADE,YUGOSLAVIA
[9] INST JULES BORDET,B-1000 BRUSSELS,BELGIUM
[10] INST NACL CANC,RIO DE JANEIRO,BRAZIL
[11] INST J PAOLI I CALMETTES,F-13009 MARSEILLE,FRANCE
[12] IST ONCOL,GENOA,ITALY
[13] IST NAZL STUDIO & CURA TUMORI,MILAN,ITALY
[14] ONCOL INST,BRNO,CZECHOSLOVAKIA
[15] INST ONCOL,PL-44100 GLIWICE,POLAND
[16] ONCOL RES INST,SOFIA,BULGARIA
[17] INST ONCOL,PL-02034 WARSAW,POLAND
[18] ROTTERDAMSCH RADIOTHERAPEUT INST,ROTTERDAM,NETHERLANDS
[19] SYDNEY HOSP,SYDNEY,NSW 2000,AUSTRALIA
[20] STATE INST ONCOL,BUDAPEST,HUNGARY
[21] UNIV GLASGOW,DEPT DERMATOL,GLASGOW G12 8QQ,SCOTLAND