The AB Design can be used to quickly assess the effects of an experimental variable. Its main disadvantage its inability to distinguish the experimental effect from possible confounds that might occur coincident with the change of condition.
ceÂ·liÂ·ac disÂ·ease. A disease occurring in children and adults characterized by sensitivity to gluten, with chronic inflammation and atrophy of the mucosa of the upper small intestine; manifestations include diarrhea, malabsorption, steatorrhea, and nutritional and vitamin deficiencies.
Besides that, you may have a hard time recognizing the symptoms because they are sometimes generic and may seem like normal daily fatigue. And itâs not just confusing for you. Healthcare providers didn't have a clear definition of gluten intolerance until 2012, according to the University of Florida IFAS Extension.