[TVS: effective, but also well known?].
Ruedi
R
Helfer
Gregor
G
Taeschler
D003132:Commerce / Q000191:economics* / Q000458:organization & administration; D003365:Costs and Cost Analysis; D009934:Organization and Administration; D018634:Veterinarians / Q000191:economics; D014730:Veterinary Medicine / Q000191:economics / Q000458:organization & administration / Q000592:standards* / Q000639:trends*