epidemiologically
an,
or
smoking
histiocytosis
PHX
PLCH
that
(
disease)
as
Langerhans
known
to
X
related
(
granuloma)
,
It
tobacco
Eosinophilic
is
also
affects
is
adults
young
chiefly
interstitial
lung
X.
uncommon
cell
pulmonary
pulmonary
histiocytosis,
