* using log directory 'd:/RCompile/CRANincoming/R-devel/surviv.Rcheck'
* using R version 4.6.0 RC (2026-04-17 r89914 ucrt)
* using platform: x86_64-w64-mingw32
* R was compiled by
    gcc.exe (GCC) 14.3.0
    GNU Fortran (GCC) 14.3.0
* running under: Windows Server 2022 x64 (build 20348)
* using session charset: UTF-8
* current time: 2026-04-20 23:31:15 UTC
* checking for file 'surviv/DESCRIPTION' ... OK
* checking extension type ... Package
* this is package 'surviv' version '0.1.0'
* package encoding: UTF-8
* checking CRAN incoming feasibility ... NOTE
Maintainer: 'Haobin Chen <tony.haobin.chen@alumni.emory.edu>'

New submission

Found the following URLs which should use \doi (with the DOI name only):
  File 'coxiv_omom.Rd':
    https://doi.org/10.1007/s10742-014-0117-x
* checking package namespace information ... OK
* checking package dependencies ... OK
* checking if this is a source package ... OK
* checking if there is a namespace ... OK
* checking for hidden files and directories ... OK
* checking for portable file names ... OK
* checking serialization versions ... OK
* checking whether package 'surviv' can be installed ... OK
* checking installed package size ... OK
* checking package directory ... OK
* checking for future file timestamps ... OK
* checking 'build' directory ... OK
* checking DESCRIPTION meta-information ... OK
* checking top-level files ... OK
* checking for left-over files ... OK
* checking index information ... OK
* checking package subdirectories ... OK
* checking code files for non-ASCII characters ... OK
* checking R files for syntax errors ... OK
* checking whether the package can be loaded ... OK
* checking whether the package can be loaded with stated dependencies ... OK
* checking whether the package can be unloaded cleanly ... OK
* checking whether the namespace can be loaded with stated dependencies ... OK
* checking whether the namespace can be unloaded cleanly ... OK
* checking loading without being on the library search path ... OK
* checking use of S3 registration ... OK
* checking dependencies in R code ... OK
* checking S3 generic/method consistency ... OK
* checking replacement functions ... OK
* checking foreign function calls ... OK
* checking R code for possible problems ... [11s] OK
* checking Rd files ... NOTE
checkRd: (-1) coxiv_omom.Rd:33: Lost braces
    33 | Estimate marginal causal treatment effect (in terms of log-hazard ratio) in Cox model setting subject to unmeasured confounding \eqn{U} using instrumental variable based on the IV \strong{O}rthogonality \strong{M}ethod-\strong{o}f-\strong{M}oment estimator in \doi{10.1007/s10742-014-0117-x}{MacKenzie et al. 2014}.
       |                                                                                                                                                                                                                                                                                                    ^
checkRd: (-1) coxiv_tsrif.Rd:50: Lost braces
    50 | Allow estimation of time constant treatment effect (\doi{10.1093/biostatistics/kxx062}{Martinez-Camblor et al. 2019}) and time-varying treatment effect (\doi{10.1111/rssc.12341}{Martinez-Camblor et al. 2019})
       |                                                                                       ^
checkRd: (-1) coxiv_tsrif.Rd:50: Lost braces
    50 | Allow estimation of time constant treatment effect (\doi{10.1093/biostatistics/kxx062}{Martinez-Camblor et al. 2019}) and time-varying treatment effect (\doi{10.1111/rssc.12341}{Martinez-Camblor et al. 2019})
       |                                                                                                                                                                                  ^
* checking Rd metadata ... OK
* checking Rd line widths ... OK
* checking Rd cross-references ... OK
* checking for missing documentation entries ... OK
* checking for code/documentation mismatches ... OK
* checking Rd \usage sections ... OK
* checking Rd contents ... OK
* checking for unstated dependencies in examples ... OK
* checking contents of 'data' directory ... OK
* checking data for non-ASCII characters ... OK
* checking LazyData ... OK
* checking data for ASCII and uncompressed saves ... OK
* checking installed files from 'inst/doc' ... OK
* checking files in 'vignettes' ... OK
* checking examples ... OK
* checking for unstated dependencies in vignettes ... OK
* checking package vignettes ... OK
* checking re-building of vignette outputs ... OK
* checking PDF version of manual ... [14s] OK
* checking HTML version of manual ... OK
* DONE
Status: 2 NOTEs