Halpern, MT; Schmier, JK; van Kerkhove, MD; Watkins, M; Kalberg, CJ; (2004) Impact of long-term inhaled corticosteroid therapy on bone mineral density: results of a meta-analysis. Annals of allergy, asthma & immunology, 92 (2). 201-7; quiz 207-8, 267. ISSN 1081-1206 DOI: https://doi.org/10.1016/S1081-1206(10)61548-7 Full text not available from this repository.

Carpenter, J; Pocock, S; Lamm, CJ; (2002) Coping with missing data in clinical trials: a model-based approach applied to asthma trials. Statistics in medicine, 21 (8). pp. 1043-66. ISSN 0277-6715 DOI: https://doi.org/10.1002/sim.1065 Full text not available from this repository.