TY  - RPRT
TI  - Results from DOSAK observational studies.
AU  - H P Howaldt
AU  - M Frenz
AU  - H Pitz
PY  - 1994
DO  - 10.1007/978-3-642-84971-8_19
UR  - https://pubmed.ncbi.nlm.nih.gov/8153434/
ID  - 8153434
ER  -