权威例句
Flatus-related colorectal and anal motor eventsFlatus and faecal incontinence: prevalence and risk factors at 16 weeks of gestationEffect of processing on flatus-producing factors in legumes.Investigation of normal flatus production in healthy volunteers.The quantity and composition of human colonic flatus.Methane excretion in man--a study of breath, flatus, and faeces.A Study of Relationships Between Flatus Potential and Carbohydrate Distribution in Legume SeedsInsights into human colonic physiology obtained from the study of flatus compositionIdentification of gases responsible for the odour of human flatus and evaluation of a device purported to reduce this odourMultiple vaginal deliveries increase the risk of permanent incontinence of flatus and urine in normal premenopausal women