User profiles for John J. Ball
John BallHeriot-Watt University, Edinburgh and University of Oxford Verified email at hw.ac.uk Cited by 19663 |
Evaluation of the diagnostic accuracy of the risk of ovarian malignancy algorithm in women with a pelvic mass
…, LM Landrum, W Gajewski, JJ Ball… - Obstetrics & …, 2011 - journals.lww.com
OBJECTIVE: It is often difficult to distinguish a benign pelvic mass from a malignancy and
tools to help referring physician are needed. The purpose of this study was to validate the Risk …
tools to help referring physician are needed. The purpose of this study was to validate the Risk …
Combining clinical assessment and the Risk of Ovarian Malignancy Algorithm for the prediction of ovarian cancer
…, MC Miller, LM Landrum, W Gajewski, JJ Ball… - Gynecologic …, 2014 - Elsevier
Objectives ACOG guidelines for the evaluation of women with a pelvic mass employ a
combination of physical exam, imaging, and CA125 to guide physicians in the triage of women to …
combination of physical exam, imaging, and CA125 to guide physicians in the triage of women to …
[HTML][HTML] Observation of External Wounding on Green Ash (Fraxinus pennsylvanica Marshall) Trees Associated with Tree Injection Systems
Field observations of external wounds associated with two common tree injection methods
compared open (plug-less) and sealed (plug) systems in green ash (Fraxinus pennsylvanica …
compared open (plug-less) and sealed (plug) systems in green ash (Fraxinus pennsylvanica …
[PDF][PDF] Remarks on blow-up and nonexistence theorems for nonlinear evolution equations
JM Ball - The Quarterly Journal of Mathematics, 1977 - researchgate.net
OVER the last 20 years a large literature has developed concerning evolution equations
which for certain initial data possess solutions that do not exist for all time. The bulk of this …
which for certain initial data possess solutions that do not exist for all time. The bulk of this …
Strongly continuous semigroups, weak solutions, and the variation of constants formula
JM Ball - Proceedings of the American Mathematical Society, 1977 - ams.org
Let A be a densely defined closed linear operator on a Banach space X, and let $ f\in {L^ 1}(0,\tau;
X) $. A definition of weak solutions of the equation $\dot u= Au+ f (t) $ is given. It is …
X) $. A definition of weak solutions of the equation $\dot u= Au+ f (t) $ is given. It is …
Convexity conditions and existence theorems in nonlinear elasticity
JM Ball - Archive for rational mechanics and Analysis, 1976 - Springer
The purpose of this article is to present existence theorems for various equilibrium boundary-value
problems of nonlinear elasticity in one, two and three dimensions under realistic …
problems of nonlinear elasticity in one, two and three dimensions under realistic …
Case no. 1: one hundred years of forest management
JJ Ball, PR Schaefer - Journal of forestry, 2000 - academic.oup.com
Stands of ponderosa pine in the Black Hills National Forest have been subject to management
by professional foresters longer than any other western timber type. This management …
by professional foresters longer than any other western timber type. This management …
The Shigometer as predictor of bronze birch borer risk.
JJ Ball, GA Simmons - 1984 - cabidigitallibrary.org
[See FA 43, 1716] Stem electrical resistance was recorded in June and July 1981 for 20 Betula
pendula trees (10-15 yr old) in an abandoned nursery in Michigan. Over the same period, …
pendula trees (10-15 yr old) in an abandoned nursery in Michigan. Over the same period, …
[PDF][PDF] Global attractors for damped semilinear wave equations
JM Ball - Discrete and Continuous Dynamical Systems, 2004 - people.maths.ox.ac.uk
… In order to handle nonuniqueness of solutions, we use the framework of generalized
semiflows developed in Ball [7]. This is one of several related approaches (the earliest being …
semiflows developed in Ball [7]. This is one of several related approaches (the earliest being …
The survival of mountain pine beetle in unpeeled logs
JJ Ball, CA Taecker - Western Journal of Applied Forestry, 2013 - academic.oup.com
The mountain pine beetle (Dendroctonus ponderosae) is the most serious pest of ponderosa
pine (Pinus ponderosa). Management of this insect involves indirect controls, reducing …
pine (Pinus ponderosa). Management of this insect involves indirect controls, reducing …