Antoni Caparrós

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We report a case of tuberculous arthritis of the hip in a 22 year old male patient, treated with arthrotomy and antituberculous antibiotic therapy for 9 months; the joint deteriorated and 2 years later he underwent uncemented total hip arthroplasty. He received antibiotic therapy for 3 months preoperatively and for 6 months postoperatively. At 5 year(More)
The configurational and conformational structure of alfentanil hydrochloride (1) was studied by nuclear magnetic resonance and theoretical calculations. Compound 1 is best described by equilibrium between two stereoisomeric piperidinium rings with the N-substituent always being in equatorial position. Nuclear magnetic resonance spectra demonstrate that,(More)
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