in the recent decade, special attention is paid to reverse logistic due to economic benefits of recovery and recycling of used products as well as environmental legislation and social concerns. on the other hand، many researches claim that separately and sequential planning of forward and reverse logistic causes sub-optimality. effective transport activities are also one of the most important c...

conclusions the results confirmed that the total costs for non-alcoholic fatty liver among the iranian adult urban population alone exceeded 1 billion ppp$ per year. these costs can be saved or reduced by effective disease management and early prevention. objectives this study aims to estimate the diagnosis and treatment costs of non-alcoholic fatty liver. patients and methods this cross-sectio...

delivery of exogenous materials such as nucleic acids, peptides, proteins, and drugs into cells is an important strategy in modern cellular and molecular biology. recently, the development of gene carriers for efficient gene transfer into cells has attracted a great attention. furthermore, lack of effective drug delivery is one of the major problems of cancer chemotherapy. many physical methods...

objective: this study focused on the factors affecting the institutional delivery and delivery assisted by health professionals in urban slums. materials and methods: a semi-structured questionnaire was developed to collect information from women aged 15-49 who had at least one birth. totally 540 eligible women were interviewed. results: the results showed that around 20% of women delivered at ...

background: cesarean delivery is a surgery for deliver a baby. women with previous cesarean delivery (cd) must often choose between a vaginal delivery (vd) and repeat cd. our aim of this study was to investigate factors associated with preference for cd in neyshabur pregnant women with previous cd. methods: a cross‑sectional study was conducted on all pregnant women (who had previous caesarean ...

background: nowadays, there has been a growing trend of caesarean sections in iran. one reason would be the mother’s desire. increased maternal self‑efficacy can be an important step to reduce percentage of cesarean. this study aimed to determine the effectiveness of training‑based strategies to increase the self‑efficacy for choosing delivery method among pregnant women in shahrekord city. met...

objective(s): nowadays hydrogels are one of the upcoming classes of polymer-based controlled-release drug delivery systems. temperature and ph-responsive delivery systems have drawn much attention because some diseases reveal themselves by a change in temperature and/or ph. the objective of this work is to prepare and characterize composite membrane using responsive nanoparticles into a polymer...

nowadays, environment-sensitive smart drug delivery systems have found diverse applications in pharmaceutical science and technology. these systems can respond to the environment stimuli such as temperature, pressure, ph, light, electrical and magnetical fields and etc. they can release the proper amount of drug in human body. among these systems, special attention and much research works have ...

background: the increasing number of cesarean section is a great concern in many countries. in iran cesarean section rate has been steadily rising from 35% in 2000 to 40% in 2005. preferences for cesarean are often associated with some factors. objective: to investigate factors associated with preference for cesarean delivery, with special emphasis on pregnant women’s preferences in first pregn...

conclusions the study showed that irs coverage and acceptance rates were relatively high, which is essential in reaching malaria elimination. the information on malaria transmission and knowledge prevention measures showed that householders were, to a certain extent, familiar with the malaria control activities conducted by the health care service. results a total of 834 households’ heads were ...