Brott, Nathan R.; Ronquillo, Yasmyne (2022). "Schirmer Test". StatPearls. StatPearls Publishing. PMID32644585. NBK559159. This article incorporates text available under the CC BY 4.0 license.
Brott, Nathan R.; Ronquillo, Yasmyne (2022). "Schirmer Test". StatPearls. StatPearls Publishing. PMID32644585. NBK559159. This article incorporates text available under the CC BY 4.0 license.
Brott, Nathan R.; Ronquillo, Yasmyne (2022). "Schirmer Test". StatPearls. StatPearls Publishing. PMID32644585. NBK559159. This article incorporates text available under the CC BY 4.0 license.