TY  - RPRT
TI  - [A psychophysiologic time series study with 20 students over 8 weeks].
AU  - J Fahrenberg
AU  - M Myrtek
AU  - B Kulick
AU  - P Frommelt
PY  - 1977
UR  - https://pubmed.ncbi.nlm.nih.gov/603377/
ID  - 603377
ER  -