Drupal-Bibcite0<style face="normal" font="default" size="100%">Evaluating effectiveness of self-help groups in reduction of stigma in patients with neglected tropical diseases in Southern Nigeria: A cluster randomised study.</style><style face="normal" font="default" size="100%">Evaluating effectiveness of self-help groups in reduction of stigma in patients with neglected tropical diseases in Southern Nigeria: A cluster randomised study.</style>