@article{article9ae67852,
title   = {Ambulatorily monitored familial inter-individual differences in external circadian timing with internal cardiovascular in-plase synchronization},
author = {Marques, Mirian David and Marques, Nélson and Marques, R D and Marques, L D and Halberg, F},
year = {1985},
journal   = {Chronobiologia}
}