VOL. XV, No. 1, 1999, January-March

Editorial
A.Del Guerra

Original papers

R.Zannoli, G.Testoni, T.Bernardi, G.F.Gualdrini, E.Argazzi, D.Bollini
Optimal Energy Filtering of the X-ray Beam in Cardiac Angiography

L.Vieillevigne, D.Lefkopoulos, P.Grandjean, E.Touboul, M.Housset
Intensity Modulation Optimization by Inverse Planning into the Singular Value Decomposition Space: a Preliminary Study

L.Marzoli, L.Conte, C.Mordacchini
The Experimental Determination of Parameters Describing an Electron Pencil Beam

D.Choudhary, D.Chandra, S.P.Lochab, A.Sarma, R.K.Kale
Response of the Glyoxalase System to Low Doses of Mixed Radiation

Technical notes

J.Macias,A.Garcia, A.Hernandez,M.Canellas, R.Lope
Parametrization of Collimator Scatter Correction Factors for Rectangular Photon Fields Using an Equivalent Square Formalism

A.F.Monti, A.Ostinelli, M.Frigerio, S.Gelosa Daily Evaluation of LINAC Symmetry, Flatness and Energy with the Help of a Commercially Available Quality Phantom

Calendar of events

Announcement

List of topics of interest of Physica Medica