TY  - RPRT
TI  - Reference structures for assessment of frontal head posture.
AU  - I Zepa
AU  - J Huggare
PY  - 1998
DO  - 10.1093/ejo/20.6.694
UR  - https://pubmed.ncbi.nlm.nih.gov/9926636/
ID  - 9926636
ER  -