TY  - RPRT
TI  - Sequential directional forces treatment: two Class II case reports.
AU  - J L Vaden
PY  - 1991
DO  - 10.1016/s0889-5406(05)81625-7
UR  - https://pubmed.ncbi.nlm.nih.gov/2038969/
ID  - 2038969
ER  -