DOI: https://doi.org/10.18597/rcog.1059
DOI: https://doi.org/10.18597/rcog.1068
DOI: https://doi.org/10.18597/rcog.1069
DOI: https://doi.org/10.18597/rcog.1071
DOI: https://doi.org/10.18597/rcog.1072
DOI: https://doi.org/10.18597/rcog.1073
DOI: https://doi.org/10.18597/rcog.1078
DOI: https://doi.org/10.18597/rcog.1081
DOI: https://doi.org/10.18597/rcog.1082