Variable dose interplay effects across radiosurgical apparatus in treating multiple brain metastases. - Lijun Ma; Alan Nichol; Sabbir Hossain; Brian Wang; Paula Petti; Rosemin Vellani; Chris Higby; Salahuddin Ahmad; Igor Barani; Dennis C. Shrieve; David A. Larson; Arjun Sahgal (Int. J. Comput. Assist. Radiol. Surg., 2014)