1. An evaluation of erythromycin stearate and propionyl erythromycin in normal and hospitalized subjects;Clapper;Antibiot. Med. Clin. Ther.,1960
2. Simplified method for the determination of Oxprenolol and other β-blockers by gas liquid chromatography;Degen;J. Chromatogr.,1976
3. Comparison of antibacterial activity in the sera of subjects ingesting propionyl erythromycin lauryl sulfate and erythromycin ethyl carbonate;Griffith;Antibiot. Med. Clin. Ther.,1960
4. Absorption of erythromycin;Josselyn;Antibiot. Chemother.,1952
5. Plasma metoprolol concentrations in young, old and hypertensive subjects;Kendall;Br. J. clin. Pharmac.,1977