Quasi-experimental design for external control arm studies alongside single arm trials for regulatory purposes

To accelerate new drug, biologic, and medical device development and to improve efficiency of delivery of the latest breakthroughs of innovative, life-saving treatments to millions of patients, single-arm trial (SAT) applications of rare diseases or conditions supplemented by their external control arm (ECA) evidence for regulatory approvals have b

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Response time of an avian prey to a simulated hawk attack is slower in darker conditions, but is independent of hawk colour morph

To avoid predation, many species rely on vision to detect predators and initiate an escape response.The ability to detect predators may be lower in darker light conditions or with darker backgrounds.For birds, however, this has never been experimentally tested.We test the hypothesis that the response time of avian prey (feral pigeon Columbia livia

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Clinical evaluation in periodontitis patient after curettage

Curettage is used in periodontics to scrap off the gingival wall of a periodontal pocket, and is needed to reduce loss of attachment (LOA) by developing new connective tissue attachment in patients with periodontitis.The purpose of this study was to evaluate the success of curettage by the formation of tissue attachment.This clinical experiment was

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The Relationship Between The Creation Abilities and Architectural Design Process- Students of Department of Architecture at University of Sulaimany as a Case study

Creating is one of the needs of the mental and physical creation , and architectural design has the intercommunication between science and creation to reach student to the creative level especially in architectural design , this Table Lamp Set research study the creation abilities for students of the architectural engineering department , 1st level

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Modeling Eragrostis tef Zucc and Hordeum vulgare L cropland in response to food insecurity in the Southwestern parts of Ethiopia

On a global scale, there is consensus to double food production as a means to address food and nutrition insecurity, yet the capacity of available resources and technologies to gratify the demands of this growing population and the price of agricultural commodities remains uncertain in Sub-Saharan Africa, particularly in Ethiopia.Despite the availa

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