TY  - RPRT
TI  - Melatonin and fragmented sleep patterns.
AU  - B A Middleton
AU  - B M Stone
AU  - J Arendt
PY  - 1996
DO  - 10.1016/s0140-6736(05)64715-0
UR  - https://pubmed.ncbi.nlm.nih.gov/8757173/
ID  - 8757173
ER  -