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ndd is a dynamic company that delivers break through improvements. Our innovations are based on solid scientific evidence endorsed by opinion leaders. We listen carefully to the needs of end users and partners to exceed their expectations. ndd stands for "new diagnostic designs" and was founded to set new standards in pulmonary function testing by offering innovative, easy-to-use products and excellent customer support.rnrnThe significant increase in asthma, allergy and chronic obstructive pulmonary diseases calls for improvements in early detection and therapy to avoid irreversible damage to the lungs of millions of patients.