P.  Parola, Shpynov, S., Montoya, M., Lopez, M., Houpikian, P., Zeaiter, Z., Guerra, H., and Raoult, D., ?First molecular evidence of new Bartonella spp. in fleas and a tick from Peru?, American Journal of Tropical Medicine and Hygiene, vol. 67, no. 2, pp. 135 - 136, 2002.