TY - BOOK AU - NANDA, RAVINDRA TI - PRINCIPLES AND BIOMECHANICS OF ALIGNER TREATMENT SN - 978-0-323-68382-1 U1 - 617.643 NAN PY - 2022/// CY - INDIA PB - ELSEVIER KW - MRIIRS KW - MRDC KW - FDS KW - ORTHODOTNICS ER -