PTEI means Pittsburgh Tissue Engineering Initiative in FDA
Similar to PTEI
AAI - American Association of ImmunologistsAALAS - American Association for Laboratory Animal Science
AAMI - American Association for Medical Instrumentation
AANN - American Association of Neurosciences Nurses
AANS - American Association of Neurological Surgeons
AAO - American Academy of Ophthalmology
AAP - American Academy of Pediatrics
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