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Gene|December 1, 1991
High-fidelity amplification using a thermostable DNA polymerase isolated from Pyrococcus furiosusK S Lundberg, D D Shoemaker, M W Adams, et al.
Journal of Ultrasound in Medicine : Official Journal of the American Institute of Ultrasound in Medicine|January 1, 1986
The effect of ventricular dilatation upon biometry of the fetal headP W Callen, D Chooljian
Radiology|June 1, 1983
Neonatal kidneys: sonographic anatomic correlationH Hricak, T L Slovis, C W Callen, et al.
Surgery, Gynecology & Obstetrics|October 1, 1980
Computed tomography in the evaluation of patients with surgical clipsW M Marks, P W Callen
Journal of Computer Assisted Tomography|August 1, 1979
Cystic Hodgkin's lymphoma of the thymus: computed tomography appearanceM P Federle, P W Callen
Radiology|December 1, 1979
Ultrasonographic localization of the gallbladderP W Callen, R A Filly
Journal of Clinical Ultrasound : JCU|February 1, 1980
The placental-subplacental complex: a specific indicator of placental position on ultrasoundP W Callen, R A Filly
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