Loved what you said! You are so right about confounders and lack of standard 
measurements.  Makes it like comparing apples and oranges from study to 
study and no one seems to give careful or considerable thought to definition 
of BF, showing their cultural biases :-(
When my youngest was little he thought I knew how to get places because the 
little turn signal came on and told me when to turn :-b  Pat in SNJ 

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