DOI: https://doi.org/10.18597/rcog.3483
DOI: https://doi.org/10.18597/rcog.3225
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DOI: https://doi.org/10.18597/rcog.3332
DOI: https://doi.org/10.18597/rcog.3345
DOI: https://doi.org/10.18597/rcog.3328
DOI: https://doi.org/10.18597/rcog.3357