Primary Sjögren's syndrome in monozygotic twins.

@article{Lee2014PrimarySS,
  title={Primary Sj{\"o}gren's syndrome in monozygotic twins.},
  author={Won-Seok Lee and W I Yoo},
  journal={International journal of rheumatic diseases},
  year={2014},
  volume={17 5},
  pages={578-9}
}