Journal article (2013) - A. Haber (author), A. Polo (author), CA Smith (author), SF Pereira (author), Silvania Pereira (author), S.F. Pereira (author), S. F. Pereira (author), Silvania F. Pereira (author), H. P. Paul Urbach (author), HP Paul Urbach (author), Hendrik Paul Urbach (author), H.P. Paul Urbach (author), H. Paul Urbach (author), H. Urbach (author), P. Urbach (author), Hendrik Paul Paul Urbach (author), H.P. Urbach (author), H. Paul Paul Urbach (author), Paul Paul Urbach (author), H. Paul Urbach (author), P. Paul Urbach (author), Paul Urbach (author), H. P. Urbach (author), HP Urbach (author), Michel Verhaegen (author), M Verhaegen (author), M. Verhaegen (author), M.H.G. Verhaegen (author)