background and aims. due to anatomic variation in tooth anatomy between populations, this study compared the buccolingual (bl) and mesiodistal (md) dimensions of primary molars with those of stainless steel crowns (sscs) in an iranian population. materials and methods. impressions were taken from both dental arches of children, and casts were poured. teeth with caries, restoration, hypoplasia o...

Voters prefer leaders with lower-pitched voices because they are perceived as stronger, having greater physical prowess, more competent, and having greater integrity. An alternative hypothesis that has yet to be tested is that lower-pitched voices are perceived as older and thus wiser and more experienced. Here the relationships between candidate voice pitch, candidate age, and electoral succes...

Cancer Prevention (ACCP) has assessed innovative and alternative approaches to screening and treatment of precancerous lesions that are safe, effective, and acceptable and perform reliably in low-resource settings. ACCP projects have focused on regions in which cervical cancer incidence and mortality are highest—sub-Saharan Africa, Latin America, and South Asia—and on reaching women in their 30...