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3-D Printing inside the Body Could Patch Stomach Ulcers

Stomach ulcers and other gastric wounds afflict one in eight people worldwide, but common conventional therapies have drawbacks. Now scientists aim to treat such problems by exploring a new frontier in 3-D printing: depositing living cells directly inside the human body. Just as 3-D printers set down layers of material to create structures, bioprinters extrude […]