Clinical Diagnosis and Geographic Distribution of Leptospirosis, Thailand oleh Vanaporn Wuthiekanun, Nisa Sirisukkarn, Prayad Daengsupa, Prangyong Sakaraserane, Amornwadee Sangkakam, Wirongrong Chierakul, Lee D. Smythe, Meegan L. Symonds, Michael F. Dohnt, Andrew T. Slack, Nicholas P. Day, Sharon J. Peacock