Studies on the respiratory health of primary school children in urban communities of Hong Kong von Ong, S.G., Liu, J., Wong, C.M., Lam, T.H., Tam, A.Y.C., Daniel, L., Hedley, A.J.

Volltext

Automatic end-expiratory air sampling device for breath hydrogen test in infants von Yeung, C.Y., Wong, F.H.W., Tam, A.Y.C., Ma, Y.P., Kwan, H.C., Fung, K.W.

Volltext