title: Relationship of timed sit-up tests to isokinetic abdominal strength.
authors.affiliation: University of Virginia Medical School.
authors.forename: G L
authors.initials: GL
authors.lastname: Hall
authors.forename: R K
authors.initials: RK
authors.lastname: Hetzler
authors.forename: D
authors.initials: D
authors.lastname: Perrin
authors.forename: A
authors.initials: A
authors.lastname: Weltman
mesh_terms: D000005:Abdomen / Q000502:physiology*; D000293:Adolescent; D000328:Adult; D001696:Biomechanical Phenomena; D005080:Exercise Test; D005260:Female; D006801:Humans; D007537:Isometric Contraction / Q000502:physiology; D008297:Male; D009132:Muscles / Q000502:physiology*; D010809:Physical Fitness; D011897:Random Allocation; D015203:Reproducibility of Results; D013997:Time Factors