@misc{7531,
  author = {S. Zghebi and M. Mamas and D. Ashcroft and M. Rutter and H. VanMarwijk and C. Salisbury and C. Mallen and C. Chew-Graham and N. Qureshi and S. Weng and T. Holt and I. Buchan and N. Peek and S. Giles and D. Reeves and E. Kontopantelis},
  title = {Assessing the severity of cardiovascular disease in 213 088 patients with coronary heart disease: a retrospective cohort study},
  year = {2021},
  journal = {Open Heart},
  volume = {8},
  number = {1},
  issn = {2053-3624 (Print) 2053-3624},
  doi = {10.1136/openhrt-2020-001498},
}