152
Publications
8.1K
Citations
49
H-Index
1960
Active since
Robert G. Johnson is an author at University of Pennsylvania specializing in medicine, physiology, and pharmacology.
Top concepts
MedicinePharmacologyCardiologyPhysiologyCardiovascular DiseaseAnesthesiologyBiochemistrySurgeryEngineeringPharmacotherapy
Publications per year
1960–2022
152
152
Dallas Discogram Description A New Classification of CT/Discography in Low-back Disorders
Barton L. Sachs, Heikki Vanharanta, Mark A. Spivey et al. · Spine · 1987 · 341 citations
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1–5 of 152