Authors:
WELCH MJ
KEMP JP
OSTROM NK
ORGEL HA
MELTZER EO
ROMERO L
KLINGER N
MCCARVILLE S
HARRISON LI
Citation: Mj. Welch et al., A COMPARATIVE-STUDY OF A NEW ONCE-A-DAY THEOPHYLLINE PREPARATION WITHTHEO-DUR GIVEN TWICE-DAILY, The Journal of asthma, 30(3), 1993, pp. 211-218