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Elementary School Students Writing Exam or Doing Tasks in Notebooks. Female Teacher Walking Between Desks, Controlling Young Boys and Girls During School Test in Classroom. Dolly Shot. Vertical Shot.
Needle insertion biological material through a membrane into a cell. Medical cinematic macro 3d animation of a stem cell injection. Vertical Video
An animation shows stem cells being injected into a human knee
Site view of african boy and caucasian girl in casual cloth working together to coding prompt or programming system at table with laptop and electronic equipment at STEM technology class. Edification
Injecting stem cells into a human shoulder

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