BibTex format
@article{Ritter:1999:10.1006/smim.1998.0148,
author = {Ritter, MA and Palmer, DB},
doi = {10.1006/smim.1998.0148},
journal = {SEMINARS IN IMMUNOLOGY},
pages = {13--21},
title = {The human thymic microenvironment: new approaches to functional analysis},
url = {http://dx.doi.org/10.1006/smim.1998.0148},
volume = {11},
year = {1999}
}