Full Name
Viegas, Osborn A C
Variants
Viegas, O.A.C.
Viegas, O.A.
Osborn, V.
Viegas, O.
 
Main Affiliation
 
 

Publications

Results 1-20 of 69 (Search time: 0.004 seconds).

Issue DateTitleAuthor(s)
11990A comparison of the effects of NORPLANT® capsules and NORPLANT®-2 rods on clinical chemistry: Metabolic changesSingh, K. ; Viegas, O.A.C. ; Ratnam, S.S. 
21995A five-year analysis of menstrual bleeding patterns in Norplant usersBiswas, A. ; Viegas, O.A.C. ; Leong, W.P. ; Ratnam, S.S. 
31999A prospective study on the effects of reformulated 2-rod Norplant implant on haemostasis after five years of useKoh, S.C.L. ; Viegas, O.A.C. ; Ratnam, S.S. 
41990A three-year clinical evaluation of Norplant in Singaporean acceptorsSingh, K. ; Viegas, O.A.C. ; Ratnam, S.S. 
51990A three-year clinical evaluation of Norplant-2 rods in SingaporeSingh, K. ; Viegas, O.A.C. ; Ratnam, S.S. 
61990A three-year evaluation of hemostatic function in Singaporean Norplant acceptorsSingh, K. ; Viegas, O.A.C. ; Ratnam, S.S. 
71990A three-year evaluation of hemostatic function in Singaporean Norplant-2 rod acceptorsSingh, K. ; Viegas, O.A.C. ; Ratnam, S.S. 
81990A three-year evaluation of metabolic changes in Singaporean Norplant acceptorsSingh, K. ; Viegas, O.A.C. ; Ratnam, S.S. 
91990A three-year evaluation of metabolic changes in Singaporean Norplant-2 rod acceptorsSingh, K. ; Viegas, O.A.C. ; Ratnam, S.S. 
101992Acceptability of Norplant® implants for fertility regulation in SingaporeSingh, K. ; Viegas, O.A.C. ; Fong, Y.F.; Ratnam, S.S. 
111992Acceptability of Norplant®-2 rods as a method of family planningSingh, K. ; Viegas, O.A.C. ; Ratnam, S.S. 
121990Attitudes towards contraceptive implants and injectables among present and former users in SingaporeSingh, K. ; Viegas, O.A.C. ; Ratnam, S.S. 
131997Clinical performance of a new two-rod levonorgestrel contraceptive implant: A three-year randomized study with Norplant® implants as controlsSivin, I.; Stern, J.; Viegas, O. ; Campodonico, I.; Diaz, S.; Pavez, M.; Wan, L.; Koetsawang, S.; Kiriwat, O.; Piya, Anant M.; Holma, P.; El, Din Abdalla K.
14Nov-1991Clinical profile of elderly urinary incontinence in Singapore: a community-based study.Lee, K.S.; Chan, C.J. ; Merriman, A. ; Tan, E.C.; Osborn, V. 
151993Decreased levels of amniotic fluid oxytocinase activity in preeclampsiaRoy, A.C. ; Viegas, O.A.C. ; Sen, D.K. ; Ratnam, S.S. 
162000Effect of Implanon® use on selected parameters of thyroid and adrenal functionBiswas, A. ; Viegas, O.A.C. ; Ratnam, S.S. ; Bennink, H.J.T.Coeling; Korver, T.
171992Effect of long-term use of Norplant® implants on haemostatic functionSingh, K. ; Viegas, O.A.C. ; Koh, S.C.L. ; Ratnam, S.S. 
181992Effect of Norplant® implants on liver, lipid and carbohydrate metabolismSingh, K. ; Viegas, O.A.C. ; Loke, D.F.M. ; Ratnam, S.S. 
191992Effect of Norplant®-2 rods on haemostatic functionSingh, K. ; Viegas, O.A.C. ; Koh, C.L.S. ; Ratnam, S.S. 
201992Effect of Norplant®-2 rods on liver, lipid and carbohydrate metabolismSingh, K. ; Viegas, O.A.C. ; Loke, D. ; Ratnam, S.S.