TY  - RPRT
TI  - History and evolution of methods for solving the inverse problem.
AU  - A van Oosterom
PY  - 1991
DO  - 10.1097/00004691-199110000-00002
UR  - https://pubmed.ncbi.nlm.nih.gov/1761703/
ID  - 1761703
ER  -