Question: is this a 2) strong advice, 1) weak advice 0) no advice?

This study aimed to explore the combined association between AKT serine/threonine kinase 1 (AKT1) polymorphisms and congenital heart disease (CHD) risk, meanwhile, the role of AKT1 single polymorphism on CHD was also analyzed.In the first, AKT1 polymorphisms were genotyped in 130 CHD patients and 145 healthy people with the way of polymerase chain reaction-direct sequencing. 
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This is no advice
assistant