In vivo evaluation of drug delivery after ultrasound application: A new use for the photoacoustic technique P.R. Barja, D. Acosta-Avalos, P.C.B. Rompe, F.H. dos Anjos, F.R. Marciano et M.D. da Silva J. Phys. IV France, 125 (2005) 789-791 DOI: 10.1051/jp4:2005125182