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	1.	Bone mineral density in normal and asthmatic children. [electronic resource] by Kinberg, K A Hopp, R J Biven, R E Gallagher, J C Producer: 19941013 In: The Journal of allergy and clinical immunology vol. 94 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	2.	Longitudinal assessment of bone mineral density in children with chronic asthma. [electronic resource] by Hopp, R J Degan, J A Biven, R E Kinberg, K Gallagher, G C Producer: 19950928 In: Annals of allergy, asthma & immunology : official publication of the American College of Allergy, Asthma, & Immunology vol. 75 Availability: No items available. Save to lists Add to cart (remove)
	3.	The presence of airway reactivity before the development of asthma. [electronic resource] by Hopp, R J Townley, R G Biven, R E Bewtra, A K Nair, N M Producer: 19900222 In: The American review of respiratory disease vol. 141 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	4.	The usefulness of questionnaire-derived information to predict the degree of nonspecific bronchial hyperresponsiveness. [electronic resource] by Hopp, R J Biven, R E Degan, J A Bewtra, A K Townley, R G Producer: 19951026 In: Allergy proceedings : the official journal of regional and state allergy societies vol. 16 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	5.	Persistence of increased nonspecific bronchial reactivity in allergic children and adolescents. [electronic resource] by Davé, N K Hopp, R J Biven, R E Degan, J Bewtra, A K Townley, R G Producer: 19900920 In: The Journal of allergy and clinical immunology vol. 86 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	6.	Longitudinal changes in bronchial hyperresponsiveness in asthmatic and previously asthmatic children. [electronic resource] by Radford, P J Hopp, R J Biven, R E Degan, J A Bewtra, A K Townley, R G Producer: 19920408 In: Chest vol. 101 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	7.	Probability of asthma based on methacholine challenge. [electronic resource] by Palmeiro, E M Hopp, R J Biven, R E Bewtra, A K Nair, N N Townley, R G Producer: 19920408 In: Chest vol. 101 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)