The intensity and variability of symptoms in dyspepsia.
Johannessen T, Petersen H, Kristensen P, Kleveland PM, Dybdahl J, Sandvik AK, Brenna E, Waldum H.
Johannessen T, et al. Among authors: waldum h.
Scand J Prim Health Care. 1993 Mar;11(1):50-5. doi: 10.3109/02813439308994902.
Scand J Prim Health Care. 1993.
PMID: 8484080