[HTML][HTML] Large-scale, prospective, observational studies in patients with psoriasis and psoriatic arthritis: a systematic and critical review

S Langham, J Langham, HP Goertz… - BMC medical research …, 2011 - Springer
Background Observational studies, if conducted appropriately, play an important role in the
decision-making process providing invaluable information on effectiveness, patient-reported …

Large-scale, prospective, observational studies in patients with psoriasis and psoriatic arthritis: A systematic and critical review

S Langham, J Langham… - BMC medical …, 2011 - pubmed.ncbi.nlm.nih.gov
Background Observational studies, if conducted appropriately, play an important role in the
decision-making process providing invaluable information on effectiveness, patient-reported …

[PDF][PDF] Large-scale, prospective, observational studies in patients with psoriasis and psoriatic arthritis: A systematic and critical review

S Langham, J Langham, HP Goertz, M Ratcliffe - 2011 - scienceopen.com
Background: Observational studies, if conducted appropriately, play an important role in the
decision-making process providing invaluable information on effectiveness, patient-reported …

[HTML][HTML] Large-scale, prospective, observational studies in patients with psoriasis and psoriatic arthritis: A systematic and critical review

S Langham, J Langham… - BMC Medical …, 2011 - bmcmedresmethodol.biomedcentral …
Observational studies, if conducted appropriately, play an important role in the decision-
making process providing invaluable information on effectiveness, patient-reported …

Large-scale, prospective, observational studies in patients with psoriasis and psoriatic arthritis: A systematic and critical review.

S Langham, J Langham, HP Goertz… - BMC Medical …, 2011 - search.ebscohost.com
Background: Observational studies, if conducted appropriately, play an important role in the
decision-making process providing invaluable information on effectiveness, patient-reported …

Large-scale, prospective, observational studies in patients with psoriasis and psoriatic arthritis: A systematic and critical review.

S Langham, J Langham… - BMC medical …, 2011 - researchonline.lshtm.ac.uk
BACKGROUND: Observational studies, if conducted appropriately, play an important role in
the decision-making process providing invaluable information on effectiveness, patient …

[HTML][HTML] Large-scale, prospective, observational studies in patients with psoriasis and psoriatic arthritis: A systematic and critical review

S Langham, J Langham, HP Goertz… - BMC Medical Research …, 2011 - ncbi.nlm.nih.gov
Background Observational studies, if conducted appropriately, play an important role in the
decision-making process providing invaluable information on effectiveness, patient-reported …

[PDF][PDF] Large-scale, prospective, observational studies in patients with psoriasis and psoriatic arthritis: A systematic and critical review

S Langham, J Langham, HP Goertz, M Ratcliffe - 2011 - cyberleninka.org
Background: Observational studies, if conducted appropriately, play an important role in the
decision-making process providing invaluable information on effectiveness, patient-reported …

[PDF][PDF] Large-scale, prospective, observational studies in patients with psoriasis and psoriatic arthritis: A systematic and critical review

S Langham, J Langham, HP Goertz, M Ratcliffe - 2011 - academia.edu
Background: Observational studies, if conducted appropriately, play an important role in the
decision-making process providing invaluable information on effectiveness, patient-reported …

Large-scale, prospective, observational studies in patients with psoriasis and psoriatic arthritis: A systematic and critical review

S Langham, J Langham, HP Goertz… - BMC Medical Research …, 2011 - go.gale.com
Background Observational studies, if conducted appropriately, play an important role in the
decision-making process providing invaluable information on effectiveness, patient-reported …