Key References
- Scrip 1990 25 1566.
- Scrip 1991 20 1601.
- Hyvonen PM, Kowolik MJ Ann. Rheum. Dis. 1992 51 203–209.
- Ralston SH, Hacking L, Willocks L, Ann. Rheum. Dis. 1989 48 396–399.
- Tan PL, Ames R, Yeoman S, Br. J. Rheumatol. 1989 28 325–328.
- Lepore L, Pennesi M, Barbi E, Clin. Exp. Rheumatol (Suppl) 1991 6 33–35.