and through chart review (e.g. to validate the date and type of surgery).
We validated the date of reported first presentation of each symptom, for both exact dates and estimated dates.
The authors have recently validated the date of diagnosis and date of death with respect to urinary tract, colorectal, gastro-oesophageal, and lung cancers in the CPRD using cancer registration data.
In addition to validating the date of surgery as part of the National Outcome Program, we activated a clinical audit to verify the quality of data reported in the hospital discharge records.
Depending on the project and how complex cross-correlation turns out to be, users will validate the first dating by comparing the graphs of detrended series or by using correlation coefficients and Gleichläufigkeit.
Procedures should be in place to validate the authorship, date and content of entries; this is particularly important if a patent or other commercial application may arise from experimental work.
While we cannot validate the divergence date estimates with independent data, MLVA analysis of our S. Typhimurium 135@ collection showed isolates with MLVA profiles identical to that of the outbreak clone (2-11-10-10-212) were detected in Australianian chicken (backyard, Queensland) and human infection (New South Wales) in 2004.
When there was a gap between two consecutive VL tests in excess of nine months, the accompanying CD4 test dates were examined to validate the VL test dates.
To further validate the robustness of our dating methodology, we performed a simulation using only tip dates, without setting a prior for the root height of the tree.
Firstly, a summary of the interviews of health professionals was discussed with the interviewee at a later date to validate the findings.
Nevertheless, there are no community data to date to validate the use of a size cut-off for the prevalence of osteophytes.
