Health status of free-ranging ring-necked pheasant chicks (Phasianus colchicus) in North-Western Germany. oleh J Liebing, I Völker, N Curland, P Wohlsein, W Baumgärtner, S Braune, M Runge, A Moss, S Rautenschlein, A Jung, M Ryll, K Raue, C Strube, J Schulz, U Heffels-Redmann, L Fischer, F Gethöffer, U Voigt, M Lierz, U Siebert