<style face="normal" font="default" size="100%">In vitro stimulation of lymphocytes with an antigen fraction prepared from Mycobacterium leprae and tuberculin PPD in contacts and non-contacts of leprosy patients.</style>

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0<style face="normal" font="default" size="100%">In vitro stimulation of lymphocytes with an antigen fraction prepared from Mycobacterium leprae and tuberculin PPD in contacts and non-contacts of leprosy patients.</style><style face="normal" font="default" size="100%">In vitro stimulation of lymphocytes with an antigen fraction prepared from Mycobacterium leprae and tuberculin PPD in contacts and non-contacts of leprosy patients.</style>