2963589 LENT late effects normal tissues 17 2963588 LENT Late Effects Normal Tissue Task Force 9 2963590 LENT Late Effects Normal Tissue Radiation Oncology Group 1 2963591 LENT late effects normal tissue task force radiation morbidity scale 1 2963596 LENT lentiform nucleus 1 2963592 LENT Lentinan 1 2963594 LENT local entropy 1 2963595 LENT lower extremity nerve transfer 1 2963593 LENT types-late effects on normal tissues 1