TY  - GEN
AU  - Hyyppä,M
TI  - [Chronobiology and medicine]
SN  - 0012-7183
PY  - 1977///0224
KW  - Biological Clocks
KW  - Circadian Rhythm
KW  - Humans
KW  - Medicine
KW  - Seasons
N1  - Publication Type: Journal Article
ER  -