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Continue to Chat15-year evaluation of changes in the HBsAg positivity rate in pregnant women in Turkey: the prominent effect of national vaccination - https://avesis.comu.edu.tr/yayin/3b4ef17d-7953-4c6f-8a2f-270e6f47c533/15-year-evaluation-of-changes-in-the-hbsag-positivity-rate-in-pregnant-women-in-turkey-the-prominent-effect-of-national-vaccination