Unambiguous identification of hospital patients: Case study at the university departments of the General Hospital, Vienna. - P. Sachs; Walter Gall; Alois Marksteiner; Wolfgang Dorda (Int. J. Medical Informatics, 2000)

Extracting a statistical data matrix from electronic patient records. - Walter Gall; Harald Heinzl; P. Sachs (Comput. Methods Programs Biomed., 2001)

Erratum to "Extracting a statistical data matrix from electronic patient records": [Comput. Methods Prog. Biomed 66 (2001) 153-166]. - Walter Gall; Harald Heinzl; P. Sachs (Comput. Methods Programs Biomed., 2002)