End of June, I was invited to deliver a lecture on "Selection of studies" for doing a systematic review. This was at a three day workshop on systematic reviews at ACTREC - which is a centre of the well known Tata Memorial Hospital in my city. A friend of mine - Satish is the librarian there and he was delivering the lecture on the topic I normally take - which is - Literature searching. I enjoyed this change. More so because about ten years ago I had actually done the screening of studies for a major review. At that time…