Figure 1From: Long-term ovariectomy changes formalin-induced licking in female rats: the role of estrogensPlantar test Latency of paw withdrawal after administration of a thermal pain stimulus to the plantar surface of the rat's paw with an infra-red source (set at an intensity of 190 mWatt/cm2). The measures were determined three times, with two minutes in between.Back to article page