Concepedia

Conservatism of the approximation sigma (O-E)2-E in the logrank test for survival data or tumor incidence data.

Richard Peto, Malcolm C. Pike

PubMed · 1973 · 663 citations · 3 references

Concepts

References

3

Intracellular calcium oscillations in astrocytes: a highly plastic, bidirectional form of communication between neurons and astrocytes in situ.

Lucia Pasti, Andrea Volterra, Tullio Pozzan et al. · PubMed · 1997 · 734 citations

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Hippocampal astrocytes in situ respond to glutamate released from synaptic terminals.

James T. Porter, Ken D. McCarthy · PubMed · 1996 · 296 citations · Full text

Measuring the burden: alcohol's evolving impact

Ralph Hingson · Alcohol research · 2013 · 14 citations · Full text