Authors: Guay, AT Perez, JB Jacobson, J Newton, RA

Citation: At. Guay et al., Efficacy and safety of sildenafil citrate for treatment of erectile dysfunction in a population with associated organic risk factors, J ANDROLOGY, 22(5), 2001, pp. 793-797

Authors: Perez, JB Pazianos, AG

Citation: Jb. Perez et Ag. Pazianos, Unusual presentation of primary hyperparathyroidism with osteoporosis, hypercalcemia, and normal parathyroid hormone level, SOUTH MED J, 94(3), 2001, pp. 339-341

Authors: Torres, L Perez, JB Lezcano, MA Revillo, MJ

Citation: L. Torres et al., Is it necessary to add a fourth drug to the initial treatment of tuberculosis?, MED CLIN, 116(16), 2001, pp. 637-638

Authors: Diaz-Baez, MC Perez, JB

Citation: Mc. Diaz-baez et Jb. Perez, Intralaboratory experience with a battery of bioassays: Colombia experience, ENVIRON TOX, 15(4), 2000, pp. 297-303

Authors: Guay, AY Perez, JB Velasquez, E Newton, RA Jacobson, JP

Citation: Ay. Guay et al., Clinical experience with intraurethral alprostadil (MUSE (R)) in the treatment of men with erectile dysfunction - A retrospective study, EUR UROL, 38(6), 2000, pp. 671-676

Authors: Torres, L Arazo, P Perez, JB Amador, MD Lezcano, MA Revillo, MJ Garcia-Moya, JB

Citation: L. Torres et al., Resistance of Mycobacterium tuberculosis in Zaragoza, Spain (1993-1997) and related factors, MED CLIN, 115(16), 2000, pp. 605-609