[1] Antwerp Univ, Fac Med & Hlth Care, Univ Pl 1, B-2610 Antwerp, Belgium
[2] Antwerp Univ Hosp, MOCA, Wilrijkstr 10, B-2650 Edegem, Belgium
[3] Antwerp Univ Hosp, Dept Med Oncol, Wilrijkstr 10, B-2650 Edegem, Belgium
[4] Antwerp Univ Hosp, Dept Pulmonol & Thorac Oncol, Wilrijkstr 10, B-2650 Edegem, Belgium
[5] Rietbeemd 36, NL-4907 ED Oosterhout, Netherlands