The initial part of the survival curve. Implications for low-dose, low-dose-rate radiation responses.
D000818:Animals; D002460:Cell Line; D002470:Cell Survival / Q000528:radiation effects*; D004307:Dose-Response Relationship, Radiation; D004926:Escherichia coli / Q000528:radiation effects; D006801:Humans; D008433:Mathematics; D009502:Neutrons; D011336:Probability