P. Opstad
发表
R. Jorde,
A. Berstad,
I. Guldvog,
1984,
Scandinavian journal of gastroenterology.
S. Nitter‐Hauge,
J. Erikssen,
E. Thaulow,
1982,
British journal of clinical pharmacology.
R. Jorde,
H. Waldum,
O. Oktedalen,
1983,
Scandinavian journal of gastroenterology.
J. Holst,
O. Oktedalen,
P. Opstad,
1993,
Scandinavian journal of gastroenterology.
K. Kvernebo,
L. Aabakken,
O. Lunde,
1992,
Scandinavian journal of gastroenterology.
O. Flaten,
J. Myren,
O. Oektedalen,
1982,
Scandinavian journal of gastroenterology.
A. Bøyum,
R. Bahr,
O. Rønsen,
2002,
European Journal of Applied Physiology.
B. Kaada,
O. Hegland,
O. Oktedalen,
1984,
General pharmacology.
L. Woie,
B. Kaada,
P. Opstad,
1986,
General pharmacology.
F. Fonnum,
J. Fahrenkrug,
O. Oktedalen,
1983,
Scandinavian journal of gastroenterology.
S. Knardahl,
A. Bøyum,
K. Skrede,
1995,
Acta physiologica Scandinavica.
P. Brandtzaeg,
I. Lygren,
D. E. Nilssen,
1998,
International journal of sports medicine.
A. BØyum,
J. Reseland,
P. Opstad,
1996,
Scandinavian journal of immunology.
A. Berstad,
O Oktedalen,
A Nesland,
1988,
Scandinavian journal of gastroenterology.
J. Bremer,
K. Hole,
G. Saelid,
1980,
British Journal of Psychiatry.
K. Gautvik,
T. Bjøro,
E. Haug,
1987,
Acta physiologica Scandinavica.
L. Woie,
P. Opstad,
G. Rosland,
1990,
European heart journal.
R. Jorde,
H. Waldum,
O. Oktedalen,
1983,
Scandinavian journal of gastroenterology.
R. Jorde,
O. B. Schaffalitzky de Muckadell,
O. B. D. de Muckadell,
1984,
Scandinavian journal of gastroenterology.
P. Opstad,
R. Prosch,
I. Haussen,
1984,
Acta Veterinaria Scandinavica.
A. Berstad,
A. Serck-Hanssen,
O. Oktedalen,
1989,
Scandinavian journal of gastroenterology.
K. Myhre,
W. Rasch,
J. Knudtzon,
1989,
Aviation, space, and environmental medicine.
H. A. Dahl,
J. Jensen,
P. Opstad,
1989,
Acta physiologica Scandinavica.
P. Opstad,
P. Opstad,
1992,
The Journal of clinical endocrinology and metabolism.