TY  - JOUR 
T1  - Sleep disorder or simple sleep ontogeny? Tendency for morningness is associated with worse sleep quality in the elderly
JO  - Brazilian Journal of Medical and Biological Research
A1  - Barbosa, A.A.
A1  - Miguel, M.A.L.
A1  - Tufik, S.
A1  - Sabino, F.C.
A1  - Cendoroglo, M.S.
A1  - Pedrazzoli, M.
SN  - 0100-879X
UL  - 10.1590/1414-431X20165311
VL  - 49 
Y1  - 2016
PB  - Brasil 
ER  -