Authors: Martin J MacInnis; Eric A Carter; Michael G Freeman; Bidur Prasad Pandit; Ashmita Siwakoti; Ankita Subedi; Utsav Timalsina; Nadia Widmer; Ghan Bahadur Thapa; Michael S Koehle; Jim L Rupert Journal: PLoS One Date: 2013-10-09 Impact factor: 3.240