TY  - RPRT
TI  - Modified X waves with improved field properties.
AU  - T K Song
AU  - J Lu
AU  - J F Greenleaf
PY  - 1993
DO  - 10.1177/016173469301500104
UR  - https://pubmed.ncbi.nlm.nih.gov/8328118/
ID  - 8328118
ER  -