Chinese Journal of General Practitioners, Volume 20, Issue 2,2021, Pages 184-187, doi:10.3760/cma.j.cn114798-20200603-00666
Chinese Journal of General Practitioners, Volume 20, Issue 2,2021, Pages 236-238, doi:10.3760/cma.j.cn114798-20200805-00882
Chinese Journal of General Practitioners, Volume 20, Issue 2,2021, Pages 221-225, doi:10.3760/cma.j.cn114798-20200518-00584
Chinese Journal of General Practitioners, Volume 20, Issue 2,2021, Pages 150-165, doi:10.3760/cma.j.cn114798-20201124-01187
Chinese Journal of General Practitioners, Volume 20, Issue 2,2021, Pages 188-193, doi:10.3760/cma.j.cn114798-20200619-00730