中华妇产科杂志, Volume 52, Issue 1,2017, Pages 26-31, doi:10.3760/cma.j.issn.0529-567x.2017.01.007
中华妇产科杂志, Volume 52, Issue 1,2017, Pages 64-67, doi:10.3760/cma.j.issn.0529-567x.2017.01.014
中华妇产科杂志, Volume 52, Issue 1,2017, Pages 47-52, doi:10.3760/cma.j.issn.0529-567x.2017.01.010