G. Elfström

Intra-abdominal pressure measurements using a wireless radio pressure pill and two wire connected pressure transducers: a comparison.

M. Nordin, G. Elfström, P. Dahlquist, 1984, Scandinavian journal of rehabilitation medicine.

Lumbar disc pressure and myoelectric back muscle activity during sitting. I. Studies on an experimental chair.

G. Elfström, R. Ortengren, A. Nachemson, 1974, Scandinavian journal of rehabilitation medicine.

Intravital dynamic pressure measurements in lumbar discs. A study of common movements, maneuvers and exercises.

G. Elfström, A. Nachemson, 1970, Scandinavian journal of rehabilitation medicine. Supplement.

The sitting posture: an electromyographic and discometric study.

G. Elfström, R. Ortengren, A. Nachemson, 1975, The Orthopedic clinics of North America.

Disc pressure measurements in para- and tetraplegic patients. A study of of mobilization and exercise in para- and tetraplegic patients.

G. Elfström, A. Nachemson, O. Hein-Sørensen, 1979, Scandinavian journal of rehabilitation medicine.

Intravital wireless telemetry of axial forces in Harrington distraction rods in patients with idiopathic scoliosis.

G Elfström, G. Elfström, A. Nachemson, 1971, The Journal of bone and joint surgery. American volume.

Intravital measurement of forces in the human spine: their clinical implications for low back pain and scoliosis

G. Elfström, A. Nachemson, 1973 .

Telemetry recordings of forces in the Harrington distraction rod: a method for increasing safety in the operative treatment of scoliosis patients.

G Elfström, G. Elfström, A. Nachemson, 1973, Clinical orthopaedics and related research.