TY  - RPRT
TI  - Transcranial Doppler study.
AU  - C Z Zhu
PY  - 1991
DO  - 10.1046/j.1468-2982.1991.1105244.x
UR  - https://pubmed.ncbi.nlm.nih.gov/1773440/
ID  - 1773440
ER  -