- 10.5.1429. PMC 25296. PMID 10233154. Cao R, Bråkenhielm E,
Pawliuk R,
Wariaro D, Post MJ,
Wahlberg E, et al. (May 2003). "Angiogenic synergism, vascular...
- PMID 8662542. S2CID 36400308. Cao, Renhai; Bråkenhielm, Ebba; Pawliuk, Robert;
Wariaro, David; Post, Mark J.; Wahlberg, Eric; Leboulch, Philippe; Cao,
Yihai (2003-05-01)...