DOI: https://doi.org/10.18597/rcog.1381
DOI: https://doi.org/10.18597/rcog.1384
DOI: https://doi.org/10.18597/rcog.1394
DOI: https://doi.org/10.18597/rcog.1400
DOI: https://doi.org/10.18597/rcog.1405
DOI: https://doi.org/10.18597/rcog.1409
DOI: https://doi.org/10.18597/rcog.1410