Fig. 4From: The value of melatonin supplementation in postmenopausal women with Helicobacter pylori-associated dyspepsiaUrinary 6-sulfatoxymelatonin excretion in healthy women (Group I), in women with symptomatic H. pylori infection (Group II), and in women with both H. pylori infection and chronic dyspepsia (Group III); differences between all groups are statistically significant (p < 0.001)Back to article page