LogrankA: no visible global function definition for 'is.Surv'
LogrankA: no visible global function definition for 'na.omit'
LogrankA: no visible global function definition for 'pchisq'
Undefined global functions or variables:
  is.Surv na.omit pchisq
Consider adding
  importFrom("stats", "na.omit", "pchisq")
to your NAMESPACE file.
LogrankA: no visible global function definition for ‘is.Surv’
LogrankA: no visible global function definition for ‘na.omit’
LogrankA: no visible global function definition for ‘pchisq’
Undefined global functions or variables:
  is.Surv na.omit pchisq
Consider adding
  importFrom("stats", "na.omit", "pchisq")
to your NAMESPACE file.
LogrankA: no visible global function definition for ‘is.Surv’
LogrankA: no visible global function definition for ‘na.omit’
LogrankA: no visible global function definition for ‘pchisq’
Undefined global functions or variables:
  is.Surv na.omit pchisq
Consider adding
  importFrom("stats", "na.omit", "pchisq")
to your NAMESPACE file.
LogrankA: no visible global function definition for 'is.Surv'
LogrankA: no visible global function definition for 'na.omit'
LogrankA: no visible global function definition for 'pchisq'
Undefined global functions or variables:
  is.Surv na.omit pchisq
Consider adding
  importFrom("stats", "na.omit", "pchisq")
to your NAMESPACE file.
LogrankA: no visible global function definition for ‘is.Surv’
LogrankA: no visible global function definition for ‘na.omit’
LogrankA: no visible global function definition for ‘pchisq’
Undefined global functions or variables:
  is.Surv na.omit pchisq
Consider adding
  importFrom("stats", "na.omit", "pchisq")
to your NAMESPACE file.
LogrankA: no visible global function definition for ‘is.Surv’
LogrankA: no visible global function definition for ‘na.omit’
LogrankA: no visible global function definition for ‘pchisq’
Undefined global functions or variables:
  is.Surv na.omit pchisq
Consider adding
  importFrom("stats", "na.omit", "pchisq")
to your NAMESPACE file.
LogrankA: no visible global function definition for ‘is.Surv’
LogrankA: no visible global function definition for ‘na.omit’
LogrankA: no visible global function definition for ‘pchisq’
Undefined global functions or variables:
  is.Surv na.omit pchisq
Consider adding
  importFrom("stats", "na.omit", "pchisq")
to your NAMESPACE file.
LogrankA: no visible global function definition for ‘is.Surv’
LogrankA: no visible global function definition for ‘na.omit’
LogrankA: no visible global function definition for ‘pchisq’
Undefined global functions or variables:
  is.Surv na.omit pchisq
Consider adding
  importFrom("stats", "na.omit", "pchisq")
to your NAMESPACE file.
LogrankA: no visible global function definition for 'is.Surv'
LogrankA: no visible global function definition for 'na.omit'
LogrankA: no visible global function definition for 'pchisq'
Undefined global functions or variables:
  is.Surv na.omit pchisq
Consider adding
  importFrom("stats", "na.omit", "pchisq")
to your NAMESPACE file.
LogrankA: no visible global function definition for ‘is.Surv’
LogrankA: no visible global function definition for ‘na.omit’
LogrankA: no visible global function definition for ‘pchisq’
Undefined global functions or variables:
  is.Surv na.omit pchisq
Consider adding
  importFrom("stats", "na.omit", "pchisq")
to your NAMESPACE file.
LogrankA: no visible global function definition for ‘is.Surv’
LogrankA: no visible global function definition for ‘na.omit’
LogrankA: no visible global function definition for ‘pchisq’
Undefined global functions or variables:
  is.Surv na.omit pchisq
Consider adding
  importFrom("stats", "na.omit", "pchisq")
to your NAMESPACE file.
LogrankA: no visible global function definition for 'is.Surv'
LogrankA: no visible global function definition for 'na.omit'
LogrankA: no visible global function definition for 'pchisq'
Undefined global functions or variables:
  is.Surv na.omit pchisq
Consider adding
  importFrom("stats", "na.omit", "pchisq")
to your NAMESPACE file.