H. J. Friedrich

Chronic prostatitis: A thorough search for etiologically involved microorganisms in 1,461 patients

W. Weidner, Hans-Gerd Schiefer, Ch. Jantos et al. · Infection · 1991 · 245 citations

Life Sciences, Microbiology, Urology +15

Goitre epidemiology: thyroid volume, iodine excretion, thyroglobulin and thyrotropin in Germany and Sweden

R. Gutekunst, H. Smolarek, U. Hasenpusch et al. · European Journal of Endocrinology · 1986 · 174 citations

Medicine, Endocrinology, Comparative Endocrinology +14

Semen Parameters in Men with and Without Proven Chronic Prostatitis

W. Weidner, Christian A. Jantos, Hans Gerd Schiefer et al. · Archives of Andrology · 1991 · 113 citations

Medicine, Microbiology, Urology +17

Parkinson's disease in twins

P. Vieregge, K. A. Schiffke, H. J. Friedrich et al. · Neurology · 1992 · 69 citations

Medicine, Genetics, Neurology +17

Ureaplasmal Infections of the Male Urogenital Tract, in Particular Prostatitis, and Semen Quality

W. Weidner, Walter Krause, Hans Gerd Schiefer et al. · Urologia Internationalis · 2010 · 49 citations

Medicine, Microbiology, Urology +15