55:20duration 55 minutes 20 seconds
HM803 sec730 TypesofVariables
44:01duration 44 minutes 1 second
HM803 sec730 Surveillance
15:35duration 15 minutes 35 seconds
HM803 sec730 SummaryOfBias
01:10:21duration 1 hour 10 minutes
HM803 sec730 StudyDesigns
09:31duration 9 minutes 31 seconds
HM803 sec730 SimpsonsParadox
37:49duration 37 minutes 49 seconds
HM803 sec730 Screening
25:46duration 25 minutes 46 seconds
HM803 sec730 RandomError
50:55duration 50 minutes 55 seconds
HM803 sec730 Overview
45:23duration 45 minutes 23 seconds
HM803 sec730 MisleadingGraphs
49:29duration 49 minutes 29 seconds
HM803 sec730 MeasureDiseaseFreq
23:42duration 23 minutes 42 seconds
HM803 sec730 FieldEpi
25:11duration 25 minutes 11 seconds
HM803 sec730 Extrapolation
30:41duration 30 minutes 41 seconds
HM803 sec730 ExpStudy
27:33duration 27 minutes 33 seconds
HM803 sec730 EpiVariables
13:41duration 13 minutes 41 seconds
HM803 sec730 EffectMeasureMod
52:58duration 52 minutes 58 seconds
HM803 sec730 DiseaseTrans