“…The acute stage was first observed and fully described by Unsworth (1948) and by Owens and Owens (1949a). These observations were confirmed by Reese and Blodi (1951).…”
“…The acute stage was first observed and fully described by Unsworth (1948) and by Owens and Owens (1949a). These observations were confirmed by Reese and Blodi (1951).…”
“…Unsworth (1948) stressed the importance of anaemia or some unknown deficient blood factor. Strich (1945) blamed the " germicidal lamps " used for sterilization of air in many American maternity wards.…”
Section: Aetiologymentioning
confidence: 99%
“…The process may become stationary at any stage, or it may regress (Unsworth, 1948;Heath, 1950aHeath, , b, 1951Owens andOwens, 1948, 1949). The regression tends to occur if the process is arrested in the earlier stages.…”
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