few minutes spent searching Medline reveals some interesting trends: while the total number of scientific publications has exploded over the past 35 years, the number of papers incorporating the keyword " trachoma " has actually decreased (Fig 1A). The number of reviews of trachoma, however, has increased (Fig 1B). Is this a sign that the study of trachoma has matured— that effective treatments...

Iranian medical universities choose their best researchers in each field annually. The protocols of this process have been modified quite often, but the changes were not fundamental and did not lead to all-inclusive evaluation tools. The recent article in Asia Pacific Journal of Medical Toxicology, which proposes a scoring scale for evaluation of scientist's impact called "360-degree researcher...

A recent study shows that subordinate rats reduce their rate of sniffing while dominants explore their faces thus delaying dominants' subsequent aggression. Sniffing not only facilitates acquisition of olfactory information, but unexpectedly, also serves as a medium for communication.

Pettinger M, et al. Women’s Health Initiative Investigators. Effects of estrogen plus progestin on gynecologic cancers and associated diagnostic procedures: the Women’s Health Initiative randomized trial. JAMA 2003; 290: 1739–1748. 28 Archer DF. The effect of the duration of progestin use on the occurrence of endometrial cancer in postmenopausal women. Menopause 2001; 8: 245–251. 29 de Vries CS...

The days I don’t make it to morning coffee are the worst days. On these too-busy days the time after surgery haemorrhages into house visits and urgent telephone calls. I’ll be trying to get hold of someone at the hospital—while that someone is trying to get hold of me. I’ll have received badly abnormal blood results but no phone number for the patient. And, of course, I’ll have forgotten the la...

In this work are studied the Jacobians of certain singular transformations and the corresponding measures which support the jacobian computations.