Roderick Skinner, Michael Cole, Andrew D J Pearson, Malcolm G Coulthard, Alan W Craft
Skinner R, Cole M, Pearson A D J, Coulthard M G, Craft A W.
Specificity of pH and osmolality of early morning urine sample in assessing distal renal tubular function in children: results in healthy children
BMJ 1996; 312 :1337
doi:10.1136/bmj.312.7042.1337