• Publications
  • Influence
Large-scale heterogeneity of the fossil record: implications for Phanerozoic biodiversity studies.
  • A. Smith
  • Biology, Medicine
  • Philosophical transactions of the Royal Society…
  • 29 March 2001
Patterns of origination, extinction and standing diversity through time have been inferred from tallies of taxa preserved in the fossil record. This approach assumes that sampling of the fossilExpand
  • 276
  • 31
The PRaCTICaL study of nurse led, intensive care follow-up programmes for improving long term outcomes from critical illness: a pragmatic randomised controlled trial
Objectives To test the hypothesis that nurse led follow-up programmes are effective and cost effective in improving quality of life after discharge from intensive care. Design A pragmatic,Expand
  • 352
  • 18
  • PDF
Efficacy of classification-based cognitive functional therapy in patients with non-specific chronic low back pain: A randomized controlled trial
Non‐specific chronic low back pain disorders have been proven resistant to change, and there is still a lack of clear evidence for one specific treatment intervention being superior to another.
  • 271
  • 16
  • PDF
Deciphering deuterostome phylogeny: molecular, morphological and palaeontological perspectives
  • B. Swalla, A. Smith
  • Biology, Medicine
  • Philosophical Transactions of the Royal Society B…
  • 27 April 2008
Deuterostomes are a monophyletic group of animals that include the vertebrates, invertebrate chordates, ambulacrarians and xenoturbellids. Fossil representatives from most major deuterostome groups,Expand
  • 196
  • 14
  • PDF
The Seasonal Mobility Model for Prehistoric Herders in the South-western Cape of South Africa Assessed by Isotopic Analysis of Sheep Tooth Enamel
Abstract A pattern of seasonal mobility between the coast and the hinterland by Khoekhoe pastoralists in the south-western Cape of South Africa was documented at the time of European contact. BecauseExpand
  • 316
  • 13
Phylogenetic Relationship , Divergence Times , and Rates of Molecular Evolution for Camarodont Sea Urchins ’
The phylogenetic relationships of 21 relatively common and well-studied genera of camarodont echinoids were established using a numerical cladistic approach. This combines data about test morphology,Expand
  • 47
  • 11
  • PDF
Adverse Psychological Impact of Operative Obstetric Interventions: A Prospective Longitudinal Study
Objective: This paper reports the findings of a prospective longitudinal study of 272 nulliparous pregnant women, which investigated as one of its objectives the psychological sequelae of obstetricExpand
  • 206
  • 10
Factors associated with self-disclosure of HIV serostatus to significant others.
OBJECTIVES To examine rates and patterns of self-disclosure of HIV serostatus amongst individuals attending an out-patient HIV clinic in East London. DESIGN A cross-sectional survey design wasExpand
  • 131
  • 10
Job strain, effort - reward imbalance, and stress at work: competing or complementary models?
Background: The Demand Control Model (DCM) and the Effort - Reward Imbalance Model (ERI) offer putative explanations of the relationship between stressful working conditions, job strain, andExpand
  • 128
  • 10
Effects of caffeine in non‐withdrawn volunteers
Evidence for the behavioural effects of caffeine is prevalent in the literature. It is associated with increased subjective alertness, improved reaction time and enhanced encoding of new information.Expand
  • 75
  • 9