1. Natural history of pruritus in primary biliary cirrhosis
Jayant A Talwalkar, Enrico Souto, Roberta A Jorgensen, Keith D Lindor 
Clinical Gastroenterology and Hepatology 
Volume 1, Issue 4, Pages (July 2003)
DOI: /S (03)

2. Figure. 1
Trend in overall prevalence of pruritus among placebo-treated patients with PBC.
Clinical Gastroenterology and Hepatology 2003 1, DOI: ( /S (03) )

3. Figure. 2
Trend in pruritus severity among placebo-treated patients with PBC.
Clinical Gastroenterology and Hepatology 2003 1, DOI: ( /S (03) )