Maybe, but it generally is. In most scientific disciplines I think you’d find it hard to publish simple replication of someone else’s work. You’d need to add so

Maybe, but it generally is. In most scientific disciplines I think you’d find it hard to publish simple replication of someone else’s work. You’d need to add some novel aspect, or extend the work slightly. For a healthcare replication study, I would guess you be hard pressed to get a replication study published for the same demographic, and same sample size as a previous study.