Löfkvist T (1978). "A comparative evaluation of oral decongestants in the treatment of vasomotor rhinitis". The Journal of International Medical Research. 6 (1): 56–60. doi:10.1177/030006057800600110. PMID627306.
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pubmed.ncbi.nlm.nih.gov
Löfkvist T (1978). "A comparative evaluation of oral decongestants in the treatment of vasomotor rhinitis". The Journal of International Medical Research. 6 (1): 56–60. doi:10.1177/030006057800600110. PMID627306.