V. Pettersen
发表
V. Pettersen,
2005
.
V. Pettersen,
2005
.
V. Pettersen,
Kåre Bjørkøy,
2009,
Journal of voice : official journal of the Voice Foundation.
R. Westgaard,
V. Pettersen,
2004,
Journal of voice : official journal of the Voice Foundation.
Hans Torp,
H. Torp,
R. Westgaard,
2005,
Journal of voice : official journal of the Voice Foundation.
Rolf H Westgaard,
R. Westgaard,
V. Pettersen,
2005,
Journal of voice : official journal of the Voice Foundation.
R. Westgaard,
V. Pettersen,
2004,
Logopedics, phoniatrics, vocology.
R. Westgaard,
V. Pettersen,
2002,
Logopedics, phoniatrics, vocology.
V. Pettersen,
2005,
Folia Phoniatrica et Logopaedica.
V. Pettersen,
2007
.
V. Pettersen,
2006,
Folia Phoniatrica et Logopaedica.
V. Pettersen,
T. Eggebø,
2010,
Logopedics, phoniatrics, vocology.