First clinical experience with a newly developed electronic portal imaging device

A matrix ionisation chamber imaging device for on-line patient setup verification during radiotherapy

1988 • 143 citations

Use of digital fluoroscopy as an online verification device in radiation therapy

1986 • 107 citations

A digital fluoroscopic imaging device for radiotherapy localization

1990 • 78 citations

A liquid ionisation detector for digital radiography of therapeutic megavoltage photon beams

1985 • 78 citations

An on-line electronic portal imaging system for external beam radiotherapy

1986 • 62 citations

Potential for improvement in radiation therapy

1988 • 38 citations

Visualization of internal motion within a treatment portal duringa radiation therapy treatment

1987 • 28 citations