TY  - RPRT
TI  - Alpha rhythm: an artefact?
AU  - O C Lippold
PY  - 1970
DO  - 10.1016/s0140-6736(70)91831-3
UR  - https://pubmed.ncbi.nlm.nih.gov/4192421/
ID  - 4192421
ER  -