title: Pulse oximetry: Mandatory for sedation during regional/local Anaesthesia (but watch for hypoventilation!).
authors.affiliation: Department of Anaesthesia, Critical Care and Pain, Tata Memorial Hospital, Mumbai 400 012, India. E-mail: jdivatia@yahoo.com.
authors.forename: Jv
authors.initials: J
authors.lastname: Divatia