نتایج جستجو برای: proportional deterioration rate
تعداد نتایج: 1041989 فیلتر نتایج به سال:
in this paper, we develop an inventory model for perishable items with random lifetime in a two-echelon production-distribution system. there is a manufacturer at the first stage that produces its product with a constant rate. deterioration in this stage is modeled via a two-parameter weibull distribution. at the second stage, the retailer places the order and receives the product instantly. th...
OBJECTIVE To examine the epidemiological association between sudden deterioration leading to death and Tamiflu use. DESIGN Proportional mortality study. SETTING Japan. PARTICIPANTS 162 deaths without deterioration before the first consultation among all 198 deaths of mostly confirmed 2009A/H1N1 influenza. POPULATION AT RISK: Age-specific population of influenza patients prescribed Tamiflu...
Extended abstract Introduction: Seed deterioration is associated with oxidative stress and uncontrolled accumulation of reactive oxygen species. Seeds have a group of enzymatic and non-enzymatic antioxidants that protect them against reactive oxygen species and help maintain seed vigor and support seed germination processes. The response of different cultivars to seed deterioration is differen...
OBJECTIVES Some patients with nodular/bronchiectatic Mycobacterium avium complex lung disease (NB MAC-LD) deteriorate and die. The main aim of the study is to evaluate the prognostic factors and radiographic outcomes in patients with NB MAC-LD. SETTING Retrospective single-centre review. PARTICIPANTS 782 HIV-negative patients with NB MAC-LD treated at our institution in Japan. PRIMARY AND...
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