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P波について
心臓超音波
心臓超音波
Sw3 week12 slide2
Sw3 week12 slide2
Sw3 week12 slide1
Sw3 slide3
Sw3 slide3
Sw3_slide3
Sw3_slide2
Sw3_slide1
Sw3 slide1
Sw3 slide1
Ow tsunami warning_system_in_the_indian_ocean
Ow tsunami warning_system_in_the_indian_ocean