[Regress prevention. Attention, trap in consultation need].
D005858:Germany; D006801:Humans; D009313:National Health Programs / Q000191:economics*; D011216:Practice Management, Medical / Q000191:economics; D010818:Practice Patterns, Physicians' / Q000191:economics*; D012017:Referral and Consultation / Q000191:economics*; D012051:Reimbursement Mechanisms / Q000191:economics*