[The problem of balance between increasing premiums and expenditure in the health insurance system]. Forster E, Steinmüller H. Fortschr Med. 1977 Oct 06;95(37):2213-4, 2250. PMID: 914174
[Always more specific care centers. Insurance steals private patients from family physicians]. [No authors listed] MMW Fortschr Med. 2004 Nov 04;146(45):58-9. PMID: 15581110
[Health insurance physicians as social judges]. Herold. Landarzt. 1966 Feb 28;42(6):lxxvi+. PMID: 5962387
[Opposition and chancellor are in agreement. There will be a practice fee. Do you already have a cash register?]. [No authors listed] MMW Fortschr Med. 2003 Mar 27;145(13):51, 53. PMID: 15101537
HTSC for Newcomers. Welch DO. Science. 1992 Dec 04;258(5088):1672-3. doi: 10.1126/science.258.5088.1672. PMID: 17742540
