scholarly journals A reliability study of colour-Doppler sonography for the diagnosis of chronic cerebrospinal venous insufficiency shows low inter-rater agreement

BMJ Open ◽  
2013 ◽  
Vol 3 (11) ◽  
pp. e003508 ◽  
Author(s):  
Maurizio A Leone ◽  
Olga Raymkulova ◽  
Ausiliatrice Lucenti ◽  
Alessandro Stecco ◽  
Laura Bolamperti ◽  
...  
Rheumatology ◽  
2017 ◽  
Vol 56 (11) ◽  
pp. 1865-1873 ◽  
Author(s):  
Susanne Lüders ◽  
Stefanie Friedrich ◽  
Sarah Ohrndorf ◽  
Anne-Marie Glimm ◽  
Gerd-Rüdiger Burmester ◽  
...  

1996 ◽  
Vol 69 (828) ◽  
pp. 1117-1124 ◽  
Author(s):  
D C Wheatley ◽  
M L Wastie ◽  
S C Whitaker ◽  
A C Perkins ◽  
B R Hopkinson

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