[The G-DRG System 2009--relevant changes for rheumatology].
Fiori W, Liedtke-Dyong A, Lakomek HJ, Buscham K, Lehmann H, Liman W, Fuchs AK, Bessler F, Roeder N.
Fiori W, et al. Among authors: lehmann h.
Z Rheumatol. 2010 May;69(3):263-73. doi: 10.1007/s00393-010-0606-4.
Z Rheumatol. 2010.
PMID: 20309698
German.