@article{24691,
  author = {B Neal},
  title = {Spot urine samples compared with 24-h urine samples for estimating changes in urinary sodium and potassium excretion in the China Salt Substitute and Stroke Study},
  year = {2018},
  journal = {International Journal of Epidemiology},
  volume = {47},
  pages = {1811 - 1820},
}