00368nam a22001337a 4500020001800000082001600018100001700034245006200051250001200113260003600125300001300161654004300174700001700217  a9789351293200  a001.42bBAB  aBabu, Ajit N  aClinical research methodology and evidence-based medicine  a2nd ed.  aNew DelhibWolters Kluwerc2015  a1-203 p.  aResearch Methodology--Medicine General  aBabu, Ajit N