1. Reliability, feasibility, and safety of minihysteroscopy with a vaginoscopic approach: experience with 6,000 cases 
Ettore Cicinelli, M.D., Carlo Parisi, M.D., Pietro Galantino, M.D., Vincenzo Pinto, M.D., Bruno Barba, M.D., Sergio Schonauer, M.D. 
Fertility and Sterility 
Volume 80, Issue 1, Pages (July 2003)
DOI: /S (03)

2. FIGURE 1
Causes of failed introduction of the hysteroscope, expressed as a percentage of all examinations in the two groups of patients. Open and shaded bars represent the minihysteroscope and 5-mm hysteroscope groups, respectively.
Cicinelli. Minihysteroscopes vs. conventional hysteroscopes. Fertil Steril 2003.
Fertility and Sterility  , DOI: ( /S (03) )

3. FIGURE 2
Distribution expressed as a percentage of pain score (arbitrary scale) in the two groups of patients. Open and shaded bars represent the minihysteroscope and 5-mm hysteroscope groups, respectively.
Cicinelli. Minihysteroscopes vs. conventional hysteroscopes. Fertil Steril 2003.
Fertility and Sterility  , DOI: ( /S (03) )