The leading conductor of these tests _ called radioimmunoassay of hair _ is the Psychemedics Corp . of Cambridge, Mass . The company stirred controversy last summer when it introduced hair-test services for parents worried that their children were using drugs, and its stock leaped from $ 3 to $ 10.75 before settling back to about $ 5.
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He developed the first radioimmunoassay for epidermal growth factor ( EGF ) in human saliva, isolated EGF from mouse thyroid, and worked on the regulation of EGF in mice and humans; His work with Philip E . Cryer, MD led to the discovery of the syndrome of hypoglycemia-associated autonomic failure ( ) and development of methodology for reversal of hypoglycemia unawareness ( ).
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At present St . John's Medical College Hospital has 1200 in patient beds, distributed among the Departments of General Medicine, General Surgery, Obstetrics and Gynecology, Pediatrics, Psychiatry, Cardio-thoracic Surgery, Plastic Surgery, Ophthalmology, Dermatology, Venereology and Leprology, Dental Surgery, Genito-urinary Surgery, ENT diseases, Nephrology, Orthopedics, Intensive Care, Cardiac Care, Cardiology, Neurology, Neuro Surgery, Gastroenterology, Radiology, Radioimmunoassay and Haemo Dialysis.