this is a field study, tile purpose was to measure and compare the use'. effectiveness and complication of iranian and foreign intra utcrin device ill women who have been using the mentioned method f or birth control ill family planning clinics of the university of medical sciences of iran (/ 993). iii this research by pois son statistical selection, 1620 samples of active record'! oj...

this study was a part of national project to establish and optimize local and national diagnostic guidance levels. this work intends to evaluate image quality and entrance surface air kerma (esak) for patients' radiographic examinations in two north western provinces of country. two hospitals got involved in the present study. the rate of the rejected images and image quality grades were determ...

background: cryptosporidium parvum is a parasitic protozoan that functions as important causa­tive agent of diarrhea in human and animals. the host's immune response to surface anti­gens of c. parvum has been previously demonstrated. in this respect, the role of humoral immu­nity in the development of host protective immunity against this protozoon has been well demon­strated. methods: the effe...

Western Sahara: Reasons for Extemporaneous Colonization and Decolonization realiza,en apenas 150 páginas de contenido, un meritorio repaso sobre la historia del territorioque actualmente conocemos como Sáhara Occidental, desde aparición las primerascomunidades tribales hasta que los españoles lo abandonaron, dejando a sus espaldas unauténtico avispero. Además, presta atención principales aporta...