[1] Med Univ Vienna, Vienna, Austria
[2] Mazowieckie Ctr Leczenia Chorob Pluc & Gruzl, Otwock, Poland
[3] Asklepios Fachkliniken Muenchen Gauting, Gauting, Germany
[4] Ctr Onkol, Inst Marii Sklodowskie, Warsaw, Poland
[5] Wielkopolskie Ctr Chorob Pluc & Gruzlicy, Poznan, Poland
[6] Sungkyunkwan Univ, Sch Med, Samsung Med Ctr, Seoul, South Korea
[7] Hosp Grosshansdorf, Hamburg, Germany
[8] Fdn IRCCS, Ist Nazl Tumori, Milan, Italy
[9] Merck Serono, Darmstadt, Germany
[10] Inst Canc Arnaldo Vieira de Carvalho, Sao Paulo, Brazil