TY  - RPRT
TI  - Phonocephalography: a simple, low-cost non-invasive diagnostic technique. Continued data reporting.
AU  - S Tewfik
PY  - 1983
DO  - 10.1017/s0022215100096109
UR  - https://pubmed.ncbi.nlm.nih.gov/6315840/
ID  - 6315840
ER  -