6VIIKARE-JUNTURA E.Interexaminer reliability of observations in physical examinations of the neck[J].Phys Ther,1987,67:1526-1532.
7VIANEN J V,KOKKO M L,HEIKKILA S,et al.Neck mobility assessment in ankyloseing spondylitis:aclnical study of nine measurements including new tape methods for cervical rotation and lateral flexion[J].Br J Rheumatol,1998,37:377-381.
8NILSSON N,Measuring passive cervicaI motion:a study of reliability[J].J Manipulative Physiol Ther,1995,18:293-297.
9NILSSON N,CHRISTINSEN H W,HARTIGSEN J.The interexaminer reliability of measuring passive cervical range of motion,revisted[J].J Manipulative Physiol Ther,1996,19:302-305.