@article{doi:,
autho},
title = {Familial predisposition for herniation of a lumbar disc in patients
who are less than twenty-one years old},
journal = {The Journal of Bone & Joint Surgery},
volume = {73},
number = {1},
pages = {124-128},
year = {1991},
doi = {},
URL = { + http://dx.doi.org/},
eprint = {}
}