نتایج جستجو برای: retention curve

تعداد نتایج: 194725  

Journal: :British medical journal 1970
H Burge A M Gill C Maclean R Stedeford

The results of vagotomy and simple drainage for recurrent benign lesser curve gastric ulcer are recorded. Seventy-two consecutive cases were treated from 1962 to 1965. The follow-up is therefore from five to eight years. In only two cases did the ulcer fail to heal and remain healed. Four years after operation both these had persistent ulceration and persistent gastric retention. Both have appa...

Journal: :BMJ 2007
Katia M C Verhamme Miriam C J M Sturkenboom

OBJECTIVES To investigate mortality in men admitted to hospital with acute urinary retention and to report on the effects of comorbidity on mortality. DESIGN Analysis of the hospital episode statistics database linked to the mortality database of the Office for National Statistics. SETTING NHS hospital trusts in England, 1998-2005. PARTICIPANTS All men aged over 45 who were admitted to NH...

2002
K. Kosugi

The scaling theory approach has been widely used as an effective method to describe the variation of soil hydraulic properties. In conventional scaling, reference retention curves and scaling factors are determined from minimization of residuals. Most previous studies have shown that scaling factors are lognormally distributed. In this study, we derived physically based scaling factors, assumin...

2005
Joseph A. Kozak Lajpat R. Ahuja

known (Tillotson and Nielsen, 1984): (1) the dimensional analysis technique, which is based on the existence of Results with an empirically based one-parameter model showed physical similarity in the system; and (2) the empirical that the pore-size distribution index ( ) described in the Brooks and Corey formulation of soil hydraulic properties can scale the soil–water method, called functional...

Journal: :iran agricultural research 2010
a. izady b. ghahraman k. davari

hysteresis has been widely recognized in the soil water relationship. in this paper, a detailed review of hysteresis was performed in relation to its models. so far, different models have been suggested to describe hysteresis in the water retention curve (wrc) that could be categorized into two main groups: conceptual and empirical models. the models in the first group are based on the domain t...

Journal: :Journal of oral rehabilitation 2011
S Abi Nader R F de Souza D Fortin L De Koninck O Fromentin R F Albuquerque Junior

This study assessed the effect of simulated mastication on the retention of two stud attachment systems for 2-implants overdentures. Sixteen specimens, each simulating an edentulous ridge with implants and an overdenture were divided into two groups, according to the attachment system: Group I (Nobel Biocare ball-socket attachments) and Group II (Locator attachments). Retention forces were meas...

Journal: :Journal of nuclear medicine : official publication, Society of Nuclear Medicine 2016
W Phillip Law William Y S Wang Peter T Moore Peter N Mollee Arnold C T Ng

Our aim was to determine the feasibility of 18F-florbetaben PET in diagnosing cardiac amyloidosis. METHODS 18F-florbetaben PET was performed on 14 patients: 5 amyloid light chain, 5 amyloid transthyretin, and 4 control with hypertensive heart disease. Qualitative and quantitative assessments of 18F-florbetaben activity were performed using the SUVmean of the left ventricular myocardium and bl...

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