1 23 Parasitology Research Founded as Zeitschrift für Parasitenkunde ISSN 0932-0113 Volume 109 Number 1 Parasitol Res (2011) 109:1-8 DOI 10.1007/ s00436-011-2252-4 Diurnally subperiodic filariasis in India —prospects of elimination: precept to action? A. N. Shriram, K. Krishnamoorthy, B. P. Saha, Avijit Roy, V. Kumaraswami, W. A. Shah, P. Jambulingam & P. Vijayachari