The phrase "assurance number" is correct and usable in written English.
It can be used in contexts where a specific number is assigned to provide assurance or guarantee, often in business or insurance settings.
Example: "Please provide your assurance number to verify your policy details."
Alternatives: "guarantee number" or "policy number".
The research proposal was approved by the North Carolina State University Institutional Review Board at March 14, 2013 (IRB 3161; Assurance number FWA00003429).
Protocols, which form the basis for executing this research, were reviewed and approved by the Human Subjects Protection Committee at the RAND Corporation (Assurance number is FWA00003425; IRB number is IRB0000005).
The Immune Disease Institute's assurance number is A3251.
Children's Hospital Boston's assurance number is A3303-01.
This study was approved by the Research Ethics Committee of the SMBD-Jewish General Hospital (Federalwide Assurance Number: 0796).
The study was approved by the North Carolina State University Institutional Animal Care and Use Committee (Assurance Number: A3331-01).
Salmonella infections were performed one week after hatching at Washington University under Animal Welfare Assurance number A3381-01.
All animal work was conducted after institutional approval by the Mayo Clinic IACUC, approval number A10109, Animal Welfare Assurance number A329101.
The use of animals and the methods of this study were approved by the Institutional Animal Care and Use Committee (IACUC) at USUHS and under Animal Welfare Assurance number A3448-01.
The protocols for all experiments using vertebrate animals were approved by the Institutional Animal Care and Use Committee of the University of Alabama at Birmingham (Protocol number 091209016 under Institutional Animal Assurance Number A-3255-01).
All experiments were performed with approval from the Vanderbilt Institutional Animal Care and Use Committee, Animal Welfare Assurance number A3227-01, protocol numbers M/06/078 and M/09/394.
